22200110221020 has 48 divisors (see below), whose sum is σ = 63482868384768. Its totient is φ = 5794071319360.

The previous prime is 22200110221001. The next prime is 22200110221031. The reversal of 22200110221020 is 2012201100222.

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

It is a congruent number.

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 15 ways as a sum of consecutive naturals, for example, 3936186936 + ... + 3936192575.

It is an arithmetic number, because the mean of its divisors is an integer number (1322559758016).

Almost surely, 2^{22200110221020} is an apocalyptic number.

22200110221020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22200110221020 is an abundant number, since it is smaller than the sum of its proper divisors (41282758163748).

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

22200110221020 is a wasteful number, since it uses less digits than its factorization.

22200110221020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7872379570 (or 7872379568 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 15.

Adding to 22200110221020 its reverse (2012201100222), we get a palindrome (24212311321242).

The spelling of 22200110221020 in words is "twenty-two trillion, two hundred billion, one hundred ten million, two hundred twenty-one thousand, twenty".