222311302122 has 64 divisors (see below), whose sum is σ = 547322791680. Its totient is φ = 58621377024.

The previous prime is 222311302117. The next prime is 222311302177. The reversal of 222311302122 is 221203113222.

222311302122 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.

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

It is an unprimeable number.

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 31 ways as a sum of consecutive naturals, for example, 3423468 + ... + 3487800.

It is an arithmetic number, because the mean of its divisors is an integer number (8551918620).

Almost surely, 2^222311302122 is an apocalyptic number.

222311302122 is an abundant number, since it is smaller than the sum of its proper divisors (325011489558).

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

222311302122 is a wasteful number, since it uses less digits than its factorization.

222311302122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 70687.

The product of its (nonzero) digits is 576, while the sum is 21.

Adding to 222311302122 its reverse (221203113222), we get a palindrome (443514415344).

The spelling of 222311302122 in words is "two hundred twenty-two billion, three hundred eleven million, three hundred two thousand, one hundred twenty-two".