222133034121220 has 24 divisors (see below), whose sum is σ = 466519946145624. Its totient is φ = 88845485174016.

The previous prime is 222133034121203. The next prime is 222133034121227. The reversal of 222133034121220 is 22121430331222.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 3670504212736 + 218462529908484 = 1915856^2 + 14780478^2 .

It is not an unprimeable number, because it can be changed into a prime (222133034121227) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 482793967 + ... + 483253846.

It is an arithmetic number, because the mean of its divisors is an integer number (19438331089401).

Almost surely, 2^{222133034121220} is an apocalyptic number.

222133034121220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

222133034121220 is an abundant number, since it is smaller than the sum of its proper divisors (244386912024404).

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

222133034121220 is a wasteful number, since it uses less digits than its factorization.

222133034121220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 966059319 (or 966059317 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 28.

Adding to 222133034121220 its reverse (22121430331222), we get a palindrome (244254464452442).

The spelling of 222133034121220 in words is "two hundred twenty-two trillion, one hundred thirty-three billion, thirty-four million, one hundred twenty-one thousand, two hundred twenty".