201121231113000 has 384 divisors, whose sum is σ = 761631785591040. Its totient is φ = 47438913600000.

The previous prime is 201121231112959. The next prime is 201121231113029. The reversal of 201121231113000 is 311132121102.

201121231113000 is a `hidden beast` number, since 2 + 0 + 1 + 121 + 231 + 11 + 300 + 0 = 666.

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 95 ways as a sum of consecutive naturals, for example, 23790076 + ... + 31116075.

It is an arithmetic number, because the mean of its divisors is an integer number (1983416108310).

Almost surely, 2^{201121231113000} is an apocalyptic number.

201121231113000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

201121231113000 is an abundant number, since it is smaller than the sum of its proper divisors (560510554478040).

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

201121231113000 is a wasteful number, since it uses less digits than its factorization.

201121231113000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 54906226 (or 54906209 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 18.

Adding to 201121231113000 its reverse (311132121102), we get a palindrome (201432363234102).

The spelling of 201121231113000 in words is "two hundred one trillion, one hundred twenty-one billion, two hundred thirty-one million, one hundred thirteen thousand".