222202023211220 has 48 divisors (see below), whose sum is σ = 506965487469840. Its totient is φ = 81317772404736.

The previous prime is 222202023211187. The next prime is 222202023211297. The reversal of 222202023211220 is 22112320202222.

It can be written as a sum of positive squares in 8 ways, for example, as 55586746745104 + 166615276466116 = 7455652^2 + 12907954^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3781489055 + ... + 3781547814.

It is an arithmetic number, because the mean of its divisors is an integer number (10561780988955).

Almost surely, 2^{222202023211220} is an apocalyptic number.

222202023211220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

222202023211220 is an abundant number, since it is smaller than the sum of its proper divisors (284763464258620).

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

222202023211220 is a wasteful number, since it uses less digits than its factorization.

222202023211220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7563037004 (or 7563037002 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 23.

Adding to 222202023211220 its reverse (22112320202222), we get a palindrome (244314343413442).

The spelling of 222202023211220 in words is "two hundred twenty-two trillion, two hundred two billion, twenty-three million, two hundred eleven thousand, two hundred twenty".