220011101200 has 60 divisors (see below), whose sum is σ = 576629106768. Its totient is φ = 80004035200.

The previous prime is 220011101171. The next prime is 220011101287. The reversal of 220011101200 is 2101110022.

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

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 24996862 + ... + 25005661.

Almost surely, 2^220011101200 is an apocalyptic number.

220011101200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

220011101200 is an abundant number, since it is smaller than the sum of its proper divisors (356618005568).

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

220011101200 is a wasteful number, since it uses less digits than its factorization.

220011101200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50002552 (or 50002541 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 10.

Adding to 220011101200 its reverse (2101110022), we get a palindrome (222112211222).

The spelling of 220011101200 in words is "two hundred twenty billion, eleven million, one hundred one thousand, two hundred".