1320020100204 has 96 divisors (see below), whose sum is σ = 3492038484480. Its totient is φ = 384729481728.

The previous prime is 1320020100199. The next prime is 1320020100221. The reversal of 1320020100204 is 4020010200231.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 24464584 + ... + 24518480.

It is an arithmetic number, because the mean of its divisors is an integer number (36375400880).

Almost surely, 2^{1320020100204} is an apocalyptic number.

It is an amenable number.

1320020100204 is an abundant number, since it is smaller than the sum of its proper divisors (2172018384276).

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

1320020100204 is a wasteful number, since it uses less digits than its factorization.

1320020100204 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 62199 (or 62197 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 15.

Adding to 1320020100204 its reverse (4020010200231), we get a palindrome (5340030300435).

The spelling of 1320020100204 in words is "one trillion, three hundred twenty billion, twenty million, one hundred thousand, two hundred four".