13220040300 has 72 divisors (see below), whose sum is σ = 38272092096. Its totient is φ = 3523306560.

The previous prime is 13220040283. The next prime is 13220040313. The reversal of 13220040300 is 304002231.

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 13220040300.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 548299 + ... + 571901.

Almost surely, 2^13220040300 is an apocalyptic number.

13220040300 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

13220040300 is an abundant number, since it is smaller than the sum of its proper divisors (25052051796).

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

13220040300 is a wasteful number, since it uses less digits than its factorization.

13220040300 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25487 (or 25480 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 15.

Adding to 13220040300 its reverse (304002231), we get a palindrome (13524042531).

The spelling of 13220040300 in words is "thirteen billion, two hundred twenty million, forty thousand, three hundred".