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10101001101100 = 225271319193330223
BaseRepresentation
bin1001001011111101001010…
…0101010001111100101100
31022202122110010121210121121
42102333102211101330230
52310443322240213400
633252200313110324
72061526136501020
oct222772245217454
938678403553547
1010101001101100
1132448a08751a8
1211717849b83a4
1358369c19c380
1426cc69106380
15127b3beca21a
hex92fd2951f2c

10101001101100 has 288 divisors, whose sum is σ = 28412939233280. Its totient is φ = 3026880783360.

The previous prime is 10101001101073. The next prime is 10101001101131. The reversal of 10101001101100 is 110110010101.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (7).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 334200589 + ... + 334230811.

Almost surely, 210101001101100 is an apocalyptic number.

10101001101100 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 10101001101100, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (14206469616640).

10101001101100 is an abundant number, since it is smaller than the sum of its proper divisors (18311938132180).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

10101001101100 is a wasteful number, since it uses less digits than its factorization.

10101001101100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32209 (or 32202 counting only the distinct ones).

The product of its (nonzero) digits is 1, while the sum is 7.

Adding to 10101001101100 its reverse (110110010101), we get a palindrome (10211111111201).

The spelling of 10101001101100 in words is "ten trillion, one hundred one billion, one million, one hundred one thousand, one hundred".