1202100031320 has 32 divisors (see below), whose sum is σ = 3606300094320. Its totient is φ = 320560008320.

The previous prime is 1202100031277. The next prime is 1202100031441. The reversal of 1202100031320 is 231300012021.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 1202100031320.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5008750011 + ... + 5008750250.

Almost surely, 2^{1202100031320} is an apocalyptic number.

1202100031320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1202100031320 is an abundant number, since it is smaller than the sum of its proper divisors (2404200063000).

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

1202100031320 is a wasteful number, since it uses less digits than its factorization.

1202100031320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10017500275 (or 10017500271 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 15.

Adding to 1202100031320 its reverse (231300012021), we get a palindrome (1433400043341).

The spelling of 1202100031320 in words is "one trillion, two hundred two billion, one hundred million, thirty-one thousand, three hundred twenty".