1320122330310 has 64 divisors (see below), whose sum is σ = 3625690632192. Its totient is φ = 301343607936.

The previous prime is 1320122330281. The next prime is 1320122330323. The reversal of 1320122330310 is 130332210231.

It is a super-2 number, since 2×1320122330310² (a number of 25 digits) contains 22 as substring.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3993142 + ... + 4311081.

It is an arithmetic number, because the mean of its divisors is an integer number (56651416128).

Almost surely, 2^{1320122330310} is an apocalyptic number.

1320122330310 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1320122330310 is an abundant number, since it is smaller than the sum of its proper divisors (2305568301882).

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

1320122330310 is a wasteful number, since it uses less digits than its factorization.

1320122330310 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8304997.

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

Adding to 1320122330310 its reverse (130332210231), we get a palindrome (1450454540541).

The spelling of 1320122330310 in words is "one trillion, three hundred twenty billion, one hundred twenty-two million, three hundred thirty thousand, three hundred ten".