1312322010000 has 100 divisors (see below), whose sum is σ = 4236350521392. Its totient is φ = 349952528000.

The previous prime is 1312322009993. The next prime is 1312322010019. The reversal of 1312322010000 is 102232131.

It is a tau number, because it is divible by the number of its divisors (100).

It is a Harshad number since it is a multiple of its sum of digits (15).

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 21842034 + ... + 21902033.

Almost surely, 2^{1312322010000} is an apocalyptic number.

1312322010000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1312322010000 is an abundant number, since it is smaller than the sum of its proper divisors (2924028511392).

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

1312322010000 is an equidigital number, since it uses as much as digits as its factorization.

1312322010000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43744098 (or 43744077 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 15.

Adding to 1312322010000 its reverse (102232131), we get a palindrome (1312424242131).

The spelling of 1312322010000 in words is "one trillion, three hundred twelve billion, three hundred twenty-two million, ten thousand".