220012201100 has 18 divisors (see below), whose sum is σ = 477426476604. Its totient is φ = 88004880400.

The previous prime is 220012201091. The next prime is 220012201103. The reversal of 220012201100 is 1102210022.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (220012201103) 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, 1100060906 + ... + 1100061105.

Almost surely, 2^220012201100 is an apocalyptic number.

220012201100 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

220012201100 is an abundant number, since it is smaller than the sum of its proper divisors (257414275504).

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

220012201100 is a wasteful number, since it uses less digits than its factorization.

220012201100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2200122025 (or 2200122018 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 11.

Adding to 220012201100 its reverse (1102210022), we get a palindrome (221114411122).

The spelling of 220012201100 in words is "two hundred twenty billion, twelve million, two hundred one thousand, one hundred".