20022201200 has 30 divisors (see below), whose sum is σ = 48103339344. Its totient is φ = 8008880320.

The previous prime is 20022201169. The next prime is 20022201203. The reversal of 20022201200 is 210222002.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20022201203) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 25027352 + ... + 25028151.

Almost surely, 2^20022201200 is an apocalyptic number.

20022201200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

20022201200 is an abundant number, since it is smaller than the sum of its proper divisors (28081138144).

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

20022201200 is a wasteful number, since it uses less digits than its factorization.

20022201200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50055521 (or 50055510 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 11.

Adding to 20022201200 its reverse (210222002), we get a palindrome (20232423202).

The spelling of 20022201200 in words is "twenty billion, twenty-two million, two hundred one thousand, two hundred".