Base | Representation |
---|---|
bin | 11011100010100010000110… |
… | …010100010010001010101000 |
3 | 120212211222202010121100121000 |
4 | 123202202012110102022220 |
5 | 111333413414242231212 |
6 | 1105333524554515000 |
7 | 34340440501310460 |
oct | 3342420624221250 |
9 | 525758663540530 |
10 | 121120331211432 |
11 | 35657931406283 |
12 | 11701b21a35a60 |
13 | 52777a13b7b67 |
14 | 21ca3807d8ba0 |
15 | e0093ee991dc |
hex | 6e28865122a8 |
121120331211432 has 128 divisors (see below), whose sum is σ = 384628825440000. Its totient is φ = 34595023546368.
The previous prime is 121120331211359. The next prime is 121120331211469. The reversal of 121120331211432 is 234112133021121.
121120331211432 is a `hidden beast` number, since 1 + 2 + 1 + 1 + 203 + 3 + 1 + 21 + 1 + 432 = 666.
It is a Harshad number since it is a multiple of its sum of digits (27).
It is a junction number, because it is equal to n+sod(n) for n = 121120331211396 and 121120331211405.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 7629457 + ... + 17333472.
It is an arithmetic number, because the mean of its divisors is an integer number (3004912698750).
Almost surely, 2121120331211432 is an apocalyptic number.
121120331211432 is a gapful number since it is divisible by the number (12) formed by its first and last digit.
It is an amenable number.
121120331211432 is an abundant number, since it is smaller than the sum of its proper divisors (263508494228568).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
121120331211432 is a wasteful number, since it uses less digits than its factorization.
121120331211432 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 24966160 (or 24966150 counting only the distinct ones).
The product of its (nonzero) digits is 1728, while the sum is 27.
Adding to 121120331211432 its reverse (234112133021121), we get a palindrome (355232464232553).
The spelling of 121120331211432 in words is "one hundred twenty-one trillion, one hundred twenty billion, three hundred thirty-one million, two hundred eleven thousand, four hundred thirty-two".
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