122102221022 has 4 divisors (see below), whose sum is σ = 183153331536. Its totient is φ = 61051110510.

The previous prime is 122102221009. The next prime is 122102221063. The reversal of 122102221022 is 220122201221.

It is a happy number.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30525555254 + ... + 30525555257.

It is an arithmetic number, because the mean of its divisors is an integer number (45788332884).

Almost surely, 2^122102221022 is an apocalyptic number.

122102221022 is a deficient number, since it is larger than the sum of its proper divisors (61051110514).

122102221022 is an equidigital number, since it uses as much as digits as its factorization.

122102221022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 61051110513.

The product of its (nonzero) digits is 128, while the sum is 17.

Adding to 122102221022 its reverse (220122201221), we get a palindrome (342224422243).

The spelling of 122102221022 in words is "one hundred twenty-two billion, one hundred two million, two hundred twenty-one thousand, twenty-two".