212031020031112 has 16 divisors (see below), whose sum is σ = 398455585053840. Its totient is φ = 105776197350096.

The previous prime is 212031020031107. The next prime is 212031020031143. The reversal of 212031020031112 is 211130020130212.

It is a super-3 number, since 3×212031020031112³ (a number of 44 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 212031020031112.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 29914079418 + ... + 29914086505.

It is an arithmetic number, because the mean of its divisors is an integer number (24903474065865).

Almost surely, 2^{212031020031112} is an apocalyptic number.

It is an amenable number.

212031020031112 is a deficient number, since it is larger than the sum of its proper divisors (186424565022728).

212031020031112 is a wasteful number, since it uses less digits than its factorization.

212031020031112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 59828166372 (or 59828166368 counting only the distinct ones).

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

Adding to 212031020031112 its reverse (211130020130212), we get a palindrome (423161040161324).

The spelling of 212031020031112 in words is "two hundred twelve trillion, thirty-one billion, twenty million, thirty-one thousand, one hundred twelve".