121002121001202 has 16 divisors (see below), whose sum is σ = 276576276574272. Its totient is φ = 34572034571760.

The previous prime is 121002121001173. The next prime is 121002121001213. The reversal of 121002121001202 is 202100121200121.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1440501440449 + ... + 1440501440532.

It is an arithmetic number, because the mean of its divisors is an integer number (17286017285892).

Almost surely, 2^{121002121001202} is an apocalyptic number.

121002121001202 is an abundant number, since it is smaller than the sum of its proper divisors (155574155573070).

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

121002121001202 is a wasteful number, since it uses less digits than its factorization.

121002121001202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2881002880993.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 121002121001202 its reverse (202100121200121), we get a palindrome (323102242201323).

The spelling of 121002121001202 in words is "one hundred twenty-one trillion, two billion, one hundred twenty-one million, one thousand, two hundred two".