212312301112 has 32 divisors (see below), whose sum is σ = 398711560320. Its totient is φ = 105989316480.

The previous prime is 212312301101. The next prime is 212312301121. The reversal of 212312301112 is 211103213212.

It is a self number, because there is not a number n which added to its sum of digits gives 212312301112.

It is a congruent number.

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, 33342553 + ... + 33348919.

It is an arithmetic number, because the mean of its divisors is an integer number (12459736260).

Almost surely, 2^212312301112 is an apocalyptic number.

It is an amenable number.

212312301112 is a deficient number, since it is larger than the sum of its proper divisors (186399259208).

212312301112 is a wasteful number, since it uses less digits than its factorization.

212312301112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12271 (or 12267 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 19.

Adding to 212312301112 its reverse (211103213212), we get a palindrome (423415514324).

The spelling of 212312301112 in words is "two hundred twelve billion, three hundred twelve million, three hundred one thousand, one hundred twelve".