2131004215104 has 56 divisors (see below), whose sum is σ = 5652776482080. Its totient is φ = 708508660224.

The previous prime is 2131004215049. The next prime is 2131004215127. The reversal of 2131004215104 is 4015124001312.

It is a Harshad number since it is a multiple of its sum of digits (24).

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, 14191354 + ... + 14340729.

It is an arithmetic number, because the mean of its divisors is an integer number (100942437180).

Almost surely, 2^{2131004215104} is an apocalyptic number.

2131004215104 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

2131004215104 is an abundant number, since it is smaller than the sum of its proper divisors (3521772266976).

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

2131004215104 is a wasteful number, since it uses less digits than its factorization.

2131004215104 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28532487 (or 28532477 counting only the distinct ones).

The product of its (nonzero) digits is 960, while the sum is 24.

Adding to 2131004215104 its reverse (4015124001312), we get a palindrome (6146128216416).

The spelling of 2131004215104 in words is "two trillion, one hundred thirty-one billion, four million, two hundred fifteen thousand, one hundred four".