22101202102220 has 24 divisors (see below), whose sum is σ = 46412691549504. Its totient is φ = 8840449005696.

The previous prime is 22101202102163. The next prime is 22101202102237. The reversal of 22101202102220 is 2220120210122.

It is a happy number.

22101202102220 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

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 7 ways as a sum of consecutive naturals, for example, 4167824 + ... + 7846856.

It is an arithmetic number, because the mean of its divisors is an integer number (1933862147896).

Almost surely, 2^{22101202102220} is an apocalyptic number.

22101202102220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22101202102220 is an abundant number, since it is smaller than the sum of its proper divisors (24311489447284).

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

22101202102220 is a wasteful number, since it uses less digits than its factorization.

22101202102220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3979409 (or 3979407 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 17.

Adding to 22101202102220 its reverse (2220120210122), we get a palindrome (24321322312342).

The spelling of 22101202102220 in words is "twenty-two trillion, one hundred one billion, two hundred two million, one hundred two thousand, two hundred twenty".