210031142204 has 12 divisors (see below), whose sum is σ = 395827921944. Its totient is φ = 96937450224.

The previous prime is 210031142161. The next prime is 210031142257. The reversal of 210031142204 is 402241130012.

It is a super-2 number, since 2×210031142204² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2019530162 + ... + 2019530265.

It is an arithmetic number, because the mean of its divisors is an integer number (32985660162).

Almost surely, 2^210031142204 is an apocalyptic number.

It is an amenable number.

210031142204 is a deficient number, since it is larger than the sum of its proper divisors (185796779740).

210031142204 is a wasteful number, since it uses less digits than its factorization.

210031142204 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4039060444 (or 4039060442 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 20.

Adding to 210031142204 its reverse (402241130012), we get a palindrome (612272272216).

The spelling of 210031142204 in words is "two hundred ten billion, thirty-one million, one hundred forty-two thousand, two hundred four".