12015204442102 has 16 divisors (see below), whose sum is σ = 18125651980800. Its totient is φ = 5973375257640.

The previous prime is 12015204442069. The next prime is 12015204442123. The reversal of 12015204442102 is 20124440251021.

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, 13263202 + ... + 14140117.

It is an arithmetic number, because the mean of its divisors is an integer number (1132853248800).

Almost surely, 2^{12015204442102} is an apocalyptic number.

12015204442102 is a deficient number, since it is larger than the sum of its proper divisors (6110447538698).

12015204442102 is a wasteful number, since it uses less digits than its factorization.

12015204442102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27404571.

The product of its (nonzero) digits is 5120, while the sum is 28.

Adding to 12015204442102 its reverse (20124440251021), we get a palindrome (32139644693123).

The spelling of 12015204442102 in words is "twelve trillion, fifteen billion, two hundred four million, four hundred forty-two thousand, one hundred two".