121112000202 has 64 divisors (see below), whose sum is σ = 257226036480. Its totient is φ = 37884493824.

The previous prime is 121112000189. The next prime is 121112000203. The reversal of 121112000202 is 202000211121.

It is not an unprimeable number, because it can be changed into a prime (121112000203) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 77985058 + ... + 77986610.

It is an arithmetic number, because the mean of its divisors is an integer number (4019156820).

Almost surely, 2^121112000202 is an apocalyptic number.

121112000202 is an abundant number, since it is smaller than the sum of its proper divisors (136114036278).

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

121112000202 is a wasteful number, since it uses less digits than its factorization.

121112000202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3327.

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 121112000202 its reverse (202000211121), we get a palindrome (323112211323).

The spelling of 121112000202 in words is "one hundred twenty-one billion, one hundred twelve million, two hundred two", and thus it is an aban number.