220222330129 has 4 divisors (see below), whose sum is σ = 220223304000. Its totient is φ = 220221356260.

The previous prime is 220222330117. The next prime is 220222330193. The reversal of 220222330129 is 921033222022.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 220222330129 - 2³⁷ = 82783376657 is a prime.

It is a super-2 number, since 2×220222330129² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 220222330097 and 220222330106.

It is not an unprimeable number, because it can be changed into a prime (220222330109) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 48564 + ... + 665434.

It is an arithmetic number, because the mean of its divisors is an integer number (55055826000).

Almost surely, 2^220222330129 is an apocalyptic number.

It is an amenable number.

220222330129 is a deficient number, since it is larger than the sum of its proper divisors (973871).

220222330129 is an equidigital number, since it uses as much as digits as its factorization.

220222330129 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 973870.

The product of its (nonzero) digits is 5184, while the sum is 28.

The spelling of 220222330129 in words is "two hundred twenty billion, two hundred twenty-two million, three hundred thirty thousand, one hundred twenty-nine".