222122011200222 has 32 divisors (see below), whose sum is σ = 521429277261312. Its totient is φ = 61748203885344.

The previous prime is 222122011200197. The next prime is 222122011200277. The reversal of 222122011200222 is 222002110221222.

It is a super-2 number, since 2×222122011200222² (a number of 29 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (21).

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, 71467827018 + ... + 71467830125.

It is an arithmetic number, because the mean of its divisors is an integer number (16294664914416).

Almost surely, 2^{222122011200222} is an apocalyptic number.

222122011200222 is an abundant number, since it is smaller than the sum of its proper divisors (299307266061090).

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

222122011200222 is a wasteful number, since it uses less digits than its factorization.

222122011200222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 142935657192.

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

Adding to 222122011200222 its reverse (222002110221222), we get a palindrome (444124121421444).

The spelling of 222122011200222 in words is "two hundred twenty-two trillion, one hundred twenty-two billion, eleven million, two hundred thousand, two hundred twenty-two".