211264331401372 has 24 divisors (see below), whose sum is σ = 369882895634784. Its totient is φ = 105583507348032.

The previous prime is 211264331401339. The next prime is 211264331401373. The reversal of 211264331401372 is 273104133462112.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (211264331401373) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 268087713 + ... + 268874599.

It is an arithmetic number, because the mean of its divisors is an integer number (15411787318116).

Almost surely, 2^{211264331401372} is an apocalyptic number.

It is an amenable number.

211264331401372 is a deficient number, since it is larger than the sum of its proper divisors (158618564233412).

211264331401372 is a wasteful number, since it uses less digits than its factorization.

211264331401372 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 817725 (or 817723 counting only the distinct ones).

The product of its (nonzero) digits is 145152, while the sum is 40.

Adding to 211264331401372 its reverse (273104133462112), we get a palindrome (484368464863484).

The spelling of 211264331401372 in words is "two hundred eleven trillion, two hundred sixty-four billion, three hundred thirty-one million, four hundred one thousand, three hundred seventy-two".