31332203120130 has 64 divisors (see below), whose sum is σ = 82265794086528. Its totient is φ = 7574168053760.

The previous prime is 31332203120123. The next prime is 31332203120177. The reversal of 31332203120130 is 3102130223313.

It is a super-2 number, since 2×31332203120130² (a number of 28 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 31332203120130.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 134368029 + ... + 134601008.

It is an arithmetic number, because the mean of its divisors is an integer number (1285403032602).

Almost surely, 2^{31332203120130} is an apocalyptic number.

31332203120130 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

31332203120130 is an abundant number, since it is smaller than the sum of its proper divisors (50933590966398).

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

31332203120130 is a wasteful number, since it uses less digits than its factorization.

31332203120130 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 268969411.

The product of its (nonzero) digits is 1944, while the sum is 24.

Adding to 31332203120130 its reverse (3102130223313), we get a palindrome (34434333343443).

The spelling of 31332203120130 in words is "thirty-one trillion, three hundred thirty-two billion, two hundred three million, one hundred twenty thousand, one hundred thirty".