201000100112121 has 8 divisors (see below), whose sum is σ = 283764847217184. Its totient is φ = 126117709874240.

The previous prime is 201000100112117. The next prime is 201000100112237. The reversal of 201000100112121 is 121211001000102.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 201000100112121 - 2² = 201000100112117 is a prime.

It is a super-2 number, since 2×201000100112121² (a number of 29 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 201000100112097 and 201000100112106.

It is not an unprimeable number, because it can be changed into a prime (201000100112321) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1970589216735 + ... + 1970589216836.

It is an arithmetic number, because the mean of its divisors is an integer number (35470605902148).

Almost surely, 2^{201000100112121} is an apocalyptic number.

It is an amenable number.

201000100112121 is a deficient number, since it is larger than the sum of its proper divisors (82764747105063).

201000100112121 is a wasteful number, since it uses less digits than its factorization.

201000100112121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3941178433591.

The product of its (nonzero) digits is 8, while the sum is 12.

Adding to 201000100112121 its reverse (121211001000102), we get a palindrome (322211101112223).

The spelling of 201000100112121 in words is "two hundred one trillion, one hundred million, one hundred twelve thousand, one hundred twenty-one".