1012326251300 has 144 divisors (see below), whose sum is σ = 2706550019712. Its totient is φ = 320045644800.

The previous prime is 1012326251263. The next prime is 1012326251369. The reversal of 1012326251300 is 31526232101.

It is a happy number.

It is a super-2 number, since 2×1012326251300² (a number of 25 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (26).

It is a self number, because there is not a number n which added to its sum of digits gives 1012326251300.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 8613935 + ... + 8730665.

It is an arithmetic number, because the mean of its divisors is an integer number (18795486248).

Almost surely, 2^{1012326251300} is an apocalyptic number.

1012326251300 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1012326251300, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1353275009856).

1012326251300 is an abundant number, since it is smaller than the sum of its proper divisors (1694223768412).

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

1012326251300 is a wasteful number, since it uses less digits than its factorization.

1012326251300 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 117718 (or 117711 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 26.

The spelling of 1012326251300 in words is "one trillion, twelve billion, three hundred twenty-six million, two hundred fifty-one thousand, three hundred".