210312031130 has 32 divisors (see below), whose sum is σ = 398594044800. Its totient is φ = 79675572672.

The previous prime is 210312031129. The next prime is 210312031159. The reversal of 210312031130 is 31130213012.

It is a junction number, because it is equal to n+sod(n) for n = 210312031099 and 210312031108.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 561011 + ... + 857529.

It is an arithmetic number, because the mean of its divisors is an integer number (12456063900).

Almost surely, 2^210312031130 is an apocalyptic number.

210312031130 is a deficient number, since it is larger than the sum of its proper divisors (188282013670).

210312031130 is a wasteful number, since it uses less digits than its factorization.

210312031130 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 300278.

The product of its (nonzero) digits is 108, while the sum is 17.

Adding to 210312031130 its reverse (31130213012), we get a palindrome (241442244142).

The spelling of 210312031130 in words is "two hundred ten billion, three hundred twelve million, thirty-one thousand, one hundred thirty".