31332111012102 has 16 divisors (see below), whose sum is σ = 62702737238592. Its totient is φ = 10437617801640.

The previous prime is 31332111012089. The next prime is 31332111012119. The reversal of 31332111012102 is 20121011123313.

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, 1604790024 + ... + 1604809547.

It is an arithmetic number, because the mean of its divisors is an integer number (3918921077412).

Almost surely, 2^{31332111012102} is an apocalyptic number.

31332111012102 is an abundant number, since it is smaller than the sum of its proper divisors (31370626226490).

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

31332111012102 is a wasteful number, since it uses less digits than its factorization.

31332111012102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3209601203.

The product of its (nonzero) digits is 216, while the sum is 21.

Adding to 31332111012102 its reverse (20121011123313), we get a palindrome (51453122135415).

The spelling of 31332111012102 in words is "thirty-one trillion, three hundred thirty-two billion, one hundred eleven million, twelve thousand, one hundred two".