| Base | Representation |
|---|---|
| bin | 10011010111110001110… |
| … | …000111100001110001100 |
| 3 | 11201021001200121011021200 |
| 4 | 103113301300330032030 |
| 5 | 133302244431024400 |
| 6 | 2455313442025500 |
| 7 | 165114255040431 |
| oct | 23276160741614 |
| 9 | 4637050534250 |
| 10 | 1331201033100 |
| 11 | 473617308164 |
| 12 | 195bb4648290 |
| 13 | 986bb255cc3 |
| 14 | 48605311b88 |
| 15 | 249631e0b00 |
| hex | 135f1c3c38c |
1331201033100 has 432 divisors, whose sum is σ = 4442010693120. Its totient is φ = 332814182400.
The previous prime is 1331201033083. The next prime is 1331201033117. The reversal of 1331201033100 is 13301021331.
It is a happy number.
1331201033100 is a `hidden beast` number, since 1 + 331 + 2 + 0 + 1 + 0 + 331 + 0 + 0 = 666.
It is an interprime number because it is at equal distance from previous prime (1331201033083) and next prime (1331201033117).
It is a super-2 number, since 2×13312010331002 (a number of 25 digits) contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (18).
It is an unprimeable number.
It is a polite number, since it can be written in 143 ways as a sum of consecutive naturals, for example, 630601045 + ... + 630603155.
It is an arithmetic number, because the mean of its divisors is an integer number (10282432160).
Almost surely, 21331201033100 is an apocalyptic number.
1331201033100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 1331201033100, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2221005346560).
1331201033100 is an abundant number, since it is smaller than the sum of its proper divisors (3110809660020).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1331201033100 is a wasteful number, since it uses less digits than its factorization.
1331201033100 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2850 (or 2840 counting only the distinct ones).
The product of its (nonzero) digits is 162, while the sum is 18.
Adding to 1331201033100 its reverse (13301021331), we get a palindrome (1344502054431).
The spelling of 1331201033100 in words is "one trillion, three hundred thirty-one billion, two hundred one million, thirty-three thousand, one hundred".
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