220011011102100 has 144 divisors (see below), whose sum is σ = 653782506977600. Its totient is φ = 57082816005120.

The previous prime is 220011011102017. The next prime is 220011011102101. The reversal of 220011011102100 is 1201110110022.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (220011011102101) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 667711191 + ... + 668040609.

Almost surely, 2^{220011011102100} is an apocalyptic number.

220011011102100 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

220011011102100 is an abundant number, since it is smaller than the sum of its proper divisors (433771495875500).

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

220011011102100 is a wasteful number, since it uses less digits than its factorization.

220011011102100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 389642 (or 389635 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 12.

Adding to 220011011102100 its reverse (1201110110022), we get a palindrome (221212121212122).

The spelling of 220011011102100 in words is "two hundred twenty trillion, eleven billion, eleven million, one hundred two thousand, one hundred".