31332223020130 has 32 divisors (see below), whose sum is σ = 57389760913968. Its totient is φ = 12312979948800.

The previous prime is 31332223020089. The next prime is 31332223020143. The reversal of 31332223020130 is 3102032223313.

It can be written as a sum of positive squares in 8 ways, for example, as 117799281961 + 31214423738169 = 343219^2 + 5586987^2 .

It is a junction number, because it is equal to n+sod(n) for n = 31332223020095 and 31332223020104.

It is an unprimeable number.

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, 29587701 + ... + 30628360.

Almost surely, 2^{31332223020130} is an apocalyptic number.

31332223020130 is a deficient number, since it is larger than the sum of its proper divisors (26057537893838).

31332223020130 is a wasteful number, since it uses less digits than its factorization.

31332223020130 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 60216982.

The product of its (nonzero) digits is 3888, while the sum is 25.

Adding to 31332223020130 its reverse (3102032223313), we get a palindrome (34434255243443).

The spelling of 31332223020130 in words is "thirty-one trillion, three hundred thirty-two billion, two hundred twenty-three million, twenty thousand, one hundred thirty".