20202040200 has 96 divisors (see below), whose sum is σ = 63246576960. Its totient is φ = 5333856000.

The previous prime is 20202040153. The next prime is 20202040237. The reversal of 20202040200 is 204020202.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a super Niven number, because it is divisible the sum of any subset of its (nonzero) digits.

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, 106084 + ... + 227283.

It is an arithmetic number, because the mean of its divisors is an integer number (658818510).

Almost surely, 2^20202040200 is an apocalyptic number.

20202040200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

20202040200 is an abundant number, since it is smaller than the sum of its proper divisors (43044536760).

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

20202040200 is a wasteful number, since it uses less digits than its factorization.

20202040200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 333487 (or 333478 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 12.

Adding to 20202040200 its reverse (204020202), we get a palindrome (20406060402).

The spelling of 20202040200 in words is "twenty billion, two hundred two million, forty thousand, two hundred".