20289228310200 has 96 divisors (see below), whose sum is σ = 62897472362160. Its totient is φ = 5410386508800.

The previous prime is 20289228310171. The next prime is 20289228310201. The reversal of 20289228310200 is 201382298202.

It is a happy number.

It is a super-2 number, since 2×20289228310200² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20289228310201) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 53981322 + ... + 54355878.

Almost surely, 2^{20289228310200} is an apocalyptic number.

20289228310200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

20289228310200 is an abundant number, since it is smaller than the sum of its proper divisors (42608244051960).

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

20289228310200 is a wasteful number, since it uses less digits than its factorization.

20289228310200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 464857 (or 464848 counting only the distinct ones).

The product of its (nonzero) digits is 55296, while the sum is 39.

The spelling of 20289228310200 in words is "twenty trillion, two hundred eighty-nine billion, two hundred twenty-eight million, three hundred ten thousand, two hundred".