31241110402102 has 32 divisors (see below), whose sum is σ = 48532741747200. Its totient is φ = 15064760205600.

The previous prime is 31241110402009. The next prime is 31241110402109. The reversal of 31241110402102 is 20120401114213.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (31241110402109) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 413144277 + ... + 413219887.

It is an arithmetic number, because the mean of its divisors is an integer number (1516648179600).

Almost surely, 2^{31241110402102} is an apocalyptic number.

31241110402102 is a deficient number, since it is larger than the sum of its proper divisors (17291631345098).

31241110402102 is a wasteful number, since it uses less digits than its factorization.

31241110402102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 83652.

The product of its (nonzero) digits is 384, while the sum is 22.

Adding to 31241110402102 its reverse (20120401114213), we get a palindrome (51361511516315).

The spelling of 31241110402102 in words is "thirty-one trillion, two hundred forty-one billion, one hundred ten million, four hundred two thousand, one hundred two".