220211210011020 has 96 divisors (see below), whose sum is σ = 653410554390720. Its totient is φ = 55315179171840.

The previous prime is 220211210010929. The next prime is 220211210011097. The reversal of 220211210011020 is 20110012112022.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1543320937 + ... + 1543463616.

It is an arithmetic number, because the mean of its divisors is an integer number (6806359941570).

Almost surely, 2^{220211210011020} is an apocalyptic number.

220211210011020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

220211210011020 is an abundant number, since it is smaller than the sum of its proper divisors (433199344379700).

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

220211210011020 is a wasteful number, since it uses less digits than its factorization.

220211210011020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3086784635 (or 3086784633 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 220211210011020 its reverse (20110012112022), we get a palindrome (240321222123042).

The spelling of 220211210011020 in words is "two hundred twenty trillion, two hundred eleven billion, two hundred ten million, eleven thousand, twenty".