121110120211002 has 32 divisors (see below), whose sum is σ = 261844401506688. Its totient is φ = 37122961672896.

The previous prime is 121110120210977. The next prime is 121110120211007. The reversal of 121110120211002 is 200112021011121.

It is a happy number.

It is a super-2 number, since 2×121110120211002² (a number of 29 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (121110120211007) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2951868933 + ... + 2951909960.

It is an arithmetic number, because the mean of its divisors is an integer number (8182637547084).

Almost surely, 2^{121110120211002} is an apocalyptic number.

121110120211002 is an abundant number, since it is smaller than the sum of its proper divisors (140734281295686).

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

121110120211002 is a wasteful number, since it uses less digits than its factorization.

121110120211002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5903779174.

The product of its (nonzero) digits is 16, while the sum is 15.

Adding to 121110120211002 its reverse (200112021011121), we get a palindrome (321222141222123).

The spelling of 121110120211002 in words is "one hundred twenty-one trillion, one hundred ten billion, one hundred twenty million, two hundred eleven thousand, two".