13220233300 has 18 divisors (see below), whose sum is σ = 28687906478. Its totient is φ = 5288093280.

The previous prime is 13220233297. The next prime is 13220233321. The reversal of 13220233300 is 333202231.

It is a happy number.

It can be written as a sum of positive squares in 3 ways, for example, as 2699218116 + 10521015184 = 51954^2 + 102572^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 66101067 + ... + 66101266.

Almost surely, 2^13220233300 is an apocalyptic number.

13220233300 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

13220233300 is an abundant number, since it is smaller than the sum of its proper divisors (15467673178).

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

13220233300 is a wasteful number, since it uses less digits than its factorization.

13220233300 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 132202347 (or 132202340 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 19.

Adding to 13220233300 its reverse (333202231), we get a palindrome (13553435531).

The spelling of 13220233300 in words is "thirteen billion, two hundred twenty million, two hundred thirty-three thousand, three hundred".