1012323266244 has 144 divisors (see below), whose sum is σ = 2668642704000. Its totient is φ = 323166412800.

The previous prime is 1012323266239. The next prime is 1012323266257. The reversal of 1012323266244 is 4426623232101.

1012323266244 is a `hidden beast` number, since 1 + 0 + 1 + 2 + 3 + 2 + 3 + 26 + 624 + 4 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 1012323266199 and 1012323266208.

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, 204465969 + ... + 204470919.

It is an arithmetic number, because the mean of its divisors is an integer number (18532241000).

Almost surely, 2^{1012323266244} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1012323266244, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1334321352000).

1012323266244 is an abundant number, since it is smaller than the sum of its proper divisors (1656319437756).

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

1012323266244 is a wasteful number, since it uses less digits than its factorization.

1012323266244 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6538 (or 6533 counting only the distinct ones).

The product of its (nonzero) digits is 82944, while the sum is 36.

Adding to 1012323266244 its reverse (4426623232101), we get a palindrome (5438946498345).

The spelling of 1012323266244 in words is "one trillion, twelve billion, three hundred twenty-three million, two hundred sixty-six thousand, two hundred forty-four".