212230112112011 has 16 divisors (see below), whose sum is σ = 257092714031040. Its totient is φ = 171026550804480.

The previous prime is 212230112112001. The next prime is 212230112112047. The reversal of 212230112112011 is 110211211032212.

It is a de Polignac number, because none of the positive numbers 2^k-212230112112011 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (212230112112001) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 959763680 + ... + 959984781.

It is an arithmetic number, because the mean of its divisors is an integer number (16068294626940).

Almost surely, 2^{212230112112011} is an apocalyptic number.

212230112112011 is a deficient number, since it is larger than the sum of its proper divisors (44862601919029).

212230112112011 is a wasteful number, since it uses less digits than its factorization.

212230112112011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1919749414.

The product of its (nonzero) digits is 96, while the sum is 20.

Adding to 212230112112011 its reverse (110211211032212), we get a palindrome (322441323144223).

The spelling of 212230112112011 in words is "two hundred twelve trillion, two hundred thirty billion, one hundred twelve million, one hundred twelve thousand, eleven".