20227802112 has 616 divisors, whose sum is σ = 71595872000. Its totient is φ = 5706215424.

The previous prime is 20227802083. The next prime is 20227802183. The reversal of 20227802112 is 21120872202.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is an unprimeable number.

It is a polite number, since it can be written in 55 ways as a sum of consecutive naturals, for example, 256048089 + ... + 256048167.

Almost surely, 2^20227802112 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 20227802112, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (35797936000).

20227802112 is an abundant number, since it is smaller than the sum of its proper divisors (51368069888).

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

20227802112 is an frugal number, since it uses more digits than its factorization.

20227802112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 138 (or 91 counting only the distinct ones).

The product of its (nonzero) digits is 1792, while the sum is 27.

The spelling of 20227802112 in words is "twenty billion, two hundred twenty-seven million, eight hundred two thousand, one hundred twelve".