121002002211004 has 24 divisors (see below), whose sum is σ = 211780723916048. Its totient is φ = 60493224504960.

The previous prime is 121002002210989. The next prime is 121002002211019. The reversal of 121002002211004 is 400112200200121.

It is an interprime number because it is at equal distance from previous prime (121002002210989) and next prime (121002002211019).

It is a congruent number.

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, 1158160912 + ... + 1158265384.

Almost surely, 2^{121002002211004} is an apocalyptic number.

It is an amenable number.

121002002211004 is a deficient number, since it is larger than the sum of its proper divisors (90778721705044).

121002002211004 is a wasteful number, since it uses less digits than its factorization.

121002002211004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 138925 (or 138923 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 121002002211004 its reverse (400112200200121), we get a palindrome (521114202411125).

The spelling of 121002002211004 in words is "one hundred twenty-one trillion, two billion, two million, two hundred eleven thousand, four".