210031234042210 has 64 divisors (see below), whose sum is σ = 434349212723712. Its totient is φ = 71629961711616.

The previous prime is 210031234042177. The next prime is 210031234042237. The reversal of 210031234042210 is 12240432130012.

It is a super-2 number, since 2×210031234042210² (a number of 29 digits) contains 22 as substring.

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 31 ways as a sum of consecutive naturals, for example, 126670179 + ... + 128317561.

It is an arithmetic number, because the mean of its divisors is an integer number (6786706448808).

Almost surely, 2^{210031234042210} is an apocalyptic number.

210031234042210 is an abundant number, since it is smaller than the sum of its proper divisors (224317978681502).

210031234042210 is a wasteful number, since it uses less digits than its factorization.

210031234042210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1657027.

The product of its (nonzero) digits is 2304, while the sum is 25.

Adding to 210031234042210 its reverse (12240432130012), we get a palindrome (222271666172222).

The spelling of 210031234042210 in words is "two hundred ten trillion, thirty-one billion, two hundred thirty-four million, forty-two thousand, two hundred ten".