222122121200022 has 32 divisors (see below), whose sum is σ = 451728727593984. Its totient is φ = 72798975849600.

The previous prime is 222122121200003. The next prime is 222122121200027. The reversal of 222122121200022 is 220002121221222.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (222122121200027) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 710216179 + ... + 710528862.

It is an arithmetic number, because the mean of its divisors is an integer number (14116522737312).

Almost surely, 2^{222122121200022} is an apocalyptic number.

222122121200022 is an abundant number, since it is smaller than the sum of its proper divisors (229606606393962).

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

222122121200022 is a wasteful number, since it uses less digits than its factorization.

222122121200022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1420745484.

The product of its (nonzero) digits is 512, while the sum is 21.

Adding to 222122121200022 its reverse (220002121221222), we get a palindrome (442124242421244).

The spelling of 222122121200022 in words is "two hundred twenty-two trillion, one hundred twenty-two billion, one hundred twenty-one million, two hundred thousand, twenty-two".