1313122320300 has 108 divisors (see below), whose sum is σ = 4419594601800. Its totient is φ = 300142241280.

The previous prime is 1313122320281. The next prime is 1313122320353. The reversal of 1313122320300 is 30232213131.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 44649325 + ... + 44678724.

Almost surely, 2^{1313122320300} is an apocalyptic number.

1313122320300 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1313122320300 is an abundant number, since it is smaller than the sum of its proper divisors (3106472281500).

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

1313122320300 is a wasteful number, since it uses less digits than its factorization.

1313122320300 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 89328080 (or 89328066 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 21.

Adding to 1313122320300 its reverse (30232213131), we get a palindrome (1343354533431).

The spelling of 1313122320300 in words is "one trillion, three hundred thirteen billion, one hundred twenty-two million, three hundred twenty thousand, three hundred".