1301031002120 has 16 divisors (see below), whose sum is σ = 2927319754860. Its totient is φ = 520412400832.

The previous prime is 1301031002111. The next prime is 1301031002129. The reversal of 1301031002120 is 212001301031.

It is an interprime number because it is at equal distance from previous prime (1301031002111) and next prime (1301031002129).

It can be written as a sum of positive squares in 2 ways, for example, as 1093618160644 + 207412841476 = 1045762^2 + 455426^2 .

It is a junction number, because it is equal to n+sod(n) for n = 1301031002095 and 1301031002104.

It is not an unprimeable number, because it can be changed into a prime (1301031002129) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16262887487 + ... + 16262887566.

Almost surely, 2^{1301031002120} is an apocalyptic number.

1301031002120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1301031002120 is an abundant number, since it is smaller than the sum of its proper divisors (1626288752740).

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

1301031002120 is a wasteful number, since it uses less digits than its factorization.

1301031002120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32525775064 (or 32525775060 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 14.

Adding to 1301031002120 its reverse (212001301031), we get a palindrome (1513032303151).

The spelling of 1301031002120 in words is "one trillion, three hundred one billion, thirty-one million, two thousand, one hundred twenty".