212111010202010 has 32 divisors (see below), whose sum is σ = 399107448028800. Its totient is φ = 81011368554688.

The previous prime is 212111010201997. The next prime is 212111010202097. The reversal of 212111010202010 is 10202010111212.

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, 818895185 + ... + 819154164.

It is an arithmetic number, because the mean of its divisors is an integer number (12472107750900).

Almost surely, 2^{212111010202010} is an apocalyptic number.

212111010202010 is a deficient number, since it is larger than the sum of its proper divisors (186996437826790).

212111010202010 is a wasteful number, since it uses less digits than its factorization.

212111010202010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1638049942.

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 212111010202010 its reverse (10202010111212), we get a palindrome (222313020313222).

The spelling of 212111010202010 in words is "two hundred twelve trillion, one hundred eleven billion, ten million, two hundred two thousand, ten".