210012131201244 has 12 divisors (see below), whose sum is σ = 490028306136264. Its totient is φ = 70004043733744.

The previous prime is 210012131201233. The next prime is 210012131201263. The reversal of 210012131201244 is 442102131210012.

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

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, 8750505466707 + ... + 8750505466730.

It is an arithmetic number, because the mean of its divisors is an integer number (40835692178022).

Almost surely, 2^{210012131201244} is an apocalyptic number.

It is an amenable number.

210012131201244 is an abundant number, since it is smaller than the sum of its proper divisors (280016174935020).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

210012131201244 is a wasteful number, since it uses less digits than its factorization.

210012131201244 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17501010933444 (or 17501010933442 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 24.

Adding to 210012131201244 its reverse (442102131210012), we get a palindrome (652114262411256).

The spelling of 210012131201244 in words is "two hundred ten trillion, twelve billion, one hundred thirty-one million, two hundred one thousand, two hundred forty-four".