31312300322102 has 16 divisors (see below), whose sum is σ = 46984980126240. Its totient is φ = 15650641239168.

The previous prime is 31312300322101. The next prime is 31312300322153. The reversal of 31312300322102 is 20122300321313.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (31312300322101) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 66691424 + ... + 67159292.

It is an arithmetic number, because the mean of its divisors is an integer number (2936561257890).

Almost surely, 2^{31312300322102} is an apocalyptic number.

31312300322102 is a deficient number, since it is larger than the sum of its proper divisors (15672679804138).

31312300322102 is a wasteful number, since it uses less digits than its factorization.

31312300322102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 479575.

The product of its (nonzero) digits is 1296, while the sum is 23.

Adding to 31312300322102 its reverse (20122300321313), we get a palindrome (51434600643415).

The spelling of 31312300322102 in words is "thirty-one trillion, three hundred twelve billion, three hundred million, three hundred twenty-two thousand, one hundred two".