20402362200 has 96 divisors (see below), whose sum is σ = 68997101760. Its totient is φ = 4946025600.

The previous prime is 20402362193. The next prime is 20402362217. The reversal of 20402362200 is 226320402.

It is a congruent number.

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, 1539034 + ... + 1552233.

It is an arithmetic number, because the mean of its divisors is an integer number (718719810).

Almost surely, 2^20402362200 is an apocalyptic number.

20402362200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

20402362200 is an abundant number, since it is smaller than the sum of its proper divisors (48594739560).

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

20402362200 is a wasteful number, since it uses less digits than its factorization.

20402362200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3091297 (or 3091288 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 21.

Adding to 20402362200 its reverse (226320402), we get a palindrome (20628682602).

The spelling of 20402362200 in words is "twenty billion, four hundred two million, three hundred sixty-two thousand, two hundred".