212442011344 has 10 divisors (see below), whose sum is σ = 411606397010. Its totient is φ = 106221005664.

The previous prime is 212442011281. The next prime is 212442011359. The reversal of 212442011344 is 443110244212.

It can be written as a sum of positive squares in only one way, i.e., 201690810000 + 10751201344 = 449100^2 + 103688^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6638812839 + ... + 6638812870.

It is an arithmetic number, because the mean of its divisors is an integer number (41160639701).

Almost surely, 2^212442011344 is an apocalyptic number.

It is an amenable number.

212442011344 is a deficient number, since it is larger than the sum of its proper divisors (199164385666).

212442011344 is a wasteful number, since it uses less digits than its factorization.

212442011344 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13277625717 (or 13277625711 counting only the distinct ones).

The product of its (nonzero) digits is 6144, while the sum is 28.

Adding to 212442011344 its reverse (443110244212), we get a palindrome (655552255556).

The spelling of 212442011344 in words is "two hundred twelve billion, four hundred forty-two million, eleven thousand, three hundred forty-four".