222133312451220 has 96 divisors (see below), whose sum is σ = 623256152400000. Its totient is φ = 59113385071104.

The previous prime is 222133312451137. The next prime is 222133312451231. The reversal of 222133312451220 is 22154213331222.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 533831806 + ... + 534247754.

It is an arithmetic number, because the mean of its divisors is an integer number (6492251587500).

Almost surely, 2^{222133312451220} is an apocalyptic number.

222133312451220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

222133312451220 is an abundant number, since it is smaller than the sum of its proper divisors (401122839948780).

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

222133312451220 is a wasteful number, since it uses less digits than its factorization.

222133312451220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 434297 (or 434295 counting only the distinct ones).

The product of its (nonzero) digits is 34560, while the sum is 33.

Adding to 222133312451220 its reverse (22154213331222), we get a palindrome (244287525782442).

The spelling of 222133312451220 in words is "two hundred twenty-two trillion, one hundred thirty-three billion, three hundred twelve million, four hundred fifty-one thousand, two hundred twenty".