222122323011 has 4 divisors (see below), whose sum is σ = 296163097352. Its totient is φ = 148081548672.

The previous prime is 222122322997. The next prime is 222122323013. The reversal of 222122323011 is 110323221222.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 222122323011 - 2⁷ = 222122322883 is a prime.

It is a super-2 number, since 2×222122323011² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (222122323013) 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, 37020387166 + ... + 37020387171.

It is an arithmetic number, because the mean of its divisors is an integer number (74040774338).

Almost surely, 2^222122323011 is an apocalyptic number.

222122323011 is a deficient number, since it is larger than the sum of its proper divisors (74040774341).

222122323011 is an equidigital number, since it uses as much as digits as its factorization.

222122323011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 74040774340.

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

Adding to 222122323011 its reverse (110323221222), we get a palindrome (332445544233).

The spelling of 222122323011 in words is "two hundred twenty-two billion, one hundred twenty-two million, three hundred twenty-three thousand, eleven".