212201211112112 has 10 divisors (see below), whose sum is σ = 411139846529748. Its totient is φ = 106100605556048.

The previous prime is 212201211111941. The next prime is 212201211112129. The reversal of 212201211112112 is 211211112102212.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6631287847238 + ... + 6631287847269.

Almost surely, 2^{212201211112112} is an apocalyptic number.

It is an amenable number.

212201211112112 is a deficient number, since it is larger than the sum of its proper divisors (198938635417636).

212201211112112 is a wasteful number, since it uses less digits than its factorization.

212201211112112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13262575694515 (or 13262575694509 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 20.

Adding to 212201211112112 its reverse (211211112102212), we get a palindrome (423412323214324).

The spelling of 212201211112112 in words is "two hundred twelve trillion, two hundred one billion, two hundred eleven million, one hundred twelve thousand, one hundred twelve".