22201010122 has 4 divisors (see below), whose sum is σ = 33301515186. Its totient is φ = 11100505060.

The previous prime is 22201010101. The next prime is 22201010179. The reversal of 22201010122 is 22101010222.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 22101010222 = 2 ⋅11050505111.

It can be written as a sum of positive squares in only one way, i.e., 20201221161 + 1999788961 = 142131^2 + 44719^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5550252529 + ... + 5550252532.

Almost surely, 2^22201010122 is an apocalyptic number.

22201010122 is a deficient number, since it is larger than the sum of its proper divisors (11100505064).

22201010122 is a wasteful number, since it uses less digits than its factorization.

22201010122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11100505063.

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 22201010122 its reverse (22101010222), we get a palindrome (44302020344).

The spelling of 22201010122 in words is "twenty-two billion, two hundred one million, ten thousand, one hundred twenty-two".