211112212012010 has 16 divisors (see below), whose sum is σ = 393105498229800. Its totient is φ = 81532992225216.

The previous prime is 211112212011983. The next prime is 211112212012067. The reversal of 211112212012010 is 10210212211112.

It can be written as a sum of positive squares in 4 ways, for example, as 143627449274089 + 67484762737921 = 11984467^2 + 8214911^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 211112212012010.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 363986572145 + ... + 363986572724.

Almost surely, 2^{211112212012010} is an apocalyptic number.

211112212012010 is a deficient number, since it is larger than the sum of its proper divisors (181993286217790).

211112212012010 is a wasteful number, since it uses less digits than its factorization.

211112212012010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 727973144905.

The product of its (nonzero) digits is 32, while the sum is 17.

Adding to 211112212012010 its reverse (10210212211112), we get a palindrome (221322424223122).

The spelling of 211112212012010 in words is "two hundred eleven trillion, one hundred twelve billion, two hundred twelve million, twelve thousand, ten".