210012212004 has 96 divisors (see below), whose sum is σ = 608524492800. Its totient is φ = 55011674880.

The previous prime is 210012211991. The next prime is 210012212021. The reversal of 210012212004 is 400212210012.

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, 2072889 + ... + 2171840.

It is an arithmetic number, because the mean of its divisors is an integer number (6338796800).

Almost surely, 2^210012212004 is an apocalyptic number.

It is an amenable number.

210012212004 is an abundant number, since it is smaller than the sum of its proper divisors (398512280796).

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

210012212004 is a wasteful number, since it uses less digits than its factorization.

210012212004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4244793 (or 4244791 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 15.

Adding to 210012212004 its reverse (400212210012), we get a palindrome (610224422016).

The spelling of 210012212004 in words is "two hundred ten billion, twelve million, two hundred twelve thousand, four".