122211120022 has 4 divisors (see below), whose sum is σ = 183316680036. Its totient is φ = 61105560010.

The previous prime is 122211120019. The next prime is 122211120023. The reversal of 122211120022 is 220021112221.

It is a happy number.

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

It is a junction number, because it is equal to n+sod(n) for n = 122211119978 and 122211120005.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (122211120023) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30552780004 + ... + 30552780007.

It is an arithmetic number, because the mean of its divisors is an integer number (45829170009).

Almost surely, 2^122211120022 is an apocalyptic number.

122211120022 is a deficient number, since it is larger than the sum of its proper divisors (61105560014).

122211120022 is an equidigital number, since it uses as much as digits as its factorization.

122211120022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 61105560013.

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 122211120022 its reverse (220021112221), we get a palindrome (342232232243).

The spelling of 122211120022 in words is "one hundred twenty-two billion, two hundred eleven million, one hundred twenty thousand, twenty-two".