1200020141320 has 128 divisors (see below), whose sum is σ = 3625235792640. Its totient is φ = 345260528640.

The previous prime is 1200020141303. The next prime is 1200020141347. The reversal of 1200020141320 is 231410200021.

It is a junction number, because it is equal to n+sod(n) for n = 1200020141294 and 1200020141303.

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, 14945227 + ... + 15025306.

It is an arithmetic number, because the mean of its divisors is an integer number (28322154630).

Almost surely, 2^{1200020141320} is an apocalyptic number.

1200020141320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1200020141320 is an abundant number, since it is smaller than the sum of its proper divisors (2425215651320).

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

1200020141320 is a wasteful number, since it uses less digits than its factorization.

1200020141320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29970575 (or 29970571 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 16.

Adding to 1200020141320 its reverse (231410200021), we get a palindrome (1431430341341).

The spelling of 1200020141320 in words is "one trillion, two hundred billion, twenty million, one hundred forty-one thousand, three hundred twenty".