20112202000 has 80 divisors (see below), whose sum is σ = 53052390144. Its totient is φ = 7313520000.

The previous prime is 20112201997. The next prime is 20112202007. The reversal of 20112202000 is 20221102.

It is a tau number, because it is divible by the number of its divisors (80).

It is a Harshad number since it is a multiple of its sum of digits (10).

It is not an unprimeable number, because it can be changed into a prime (20112202007) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 435096 + ... + 479095.

Almost surely, 2^20112202000 is an apocalyptic number.

20112202000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

20112202000 is an abundant number, since it is smaller than the sum of its proper divisors (32940188144).

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

20112202000 is a wasteful number, since it uses less digits than its factorization.

20112202000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 914225 (or 914209 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 10.

Adding to 20112202000 its reverse (20221102), we get a palindrome (20132423102).

The spelling of 20112202000 in words is "twenty billion, one hundred twelve million, two hundred two thousand".