222122202121120 has 48 divisors (see below), whose sum is σ = 599729945730048. Its totient is φ = 76156183584000.

The previous prime is 222122202121111. The next prime is 222122202121129. The reversal of 222122202121120 is 21121202221222.

It is an interprime number because it is at equal distance from previous prime (222122202121111) and next prime (222122202121129).

It is a junction number, because it is equal to n+sod(n) for n = 222122202121091 and 222122202121100.

It is not an unprimeable number, because it can be changed into a prime (222122202121129) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 99161696256 + ... + 99161698495.

It is an arithmetic number, because the mean of its divisors is an integer number (12494373869376).

Almost surely, 2^{222122202121120} is an apocalyptic number.

222122202121120 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

222122202121120 is an abundant number, since it is smaller than the sum of its proper divisors (377607743608928).

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

222122202121120 is a wasteful number, since it uses less digits than its factorization.

222122202121120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 198323394773 (or 198323394765 counting only the distinct ones).

The product of its (nonzero) digits is 512, while the sum is 22.

Adding to 222122202121120 its reverse (21121202221222), we get a palindrome (243243404342342).

The spelling of 222122202121120 in words is "two hundred twenty-two trillion, one hundred twenty-two billion, two hundred two million, one hundred twenty-one thousand, one hundred twenty".