22201000220122 has 16 divisors (see below), whose sum is σ = 33348375496800. Its totient is φ = 11084884357680.

The previous prime is 22201000220017. The next prime is 22201000220137. The reversal of 22201000220122 is 22102200010222.

It is a junction number, because it is equal to n+sod(n) for n = 22201000220096 and 22201000220105.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2452129 + ... + 7100347.

It is an arithmetic number, because the mean of its divisors is an integer number (2084273468550).

Almost surely, 2^{22201000220122} is an apocalyptic number.

22201000220122 is a deficient number, since it is larger than the sum of its proper divisors (11147375276678).

22201000220122 is a wasteful number, since it uses less digits than its factorization.

22201000220122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4651581.

The product of its (nonzero) digits is 128, while the sum is 16.

Adding to 22201000220122 its reverse (22102200010222), we get a palindrome (44303200230344).

The spelling of 22201000220122 in words is "twenty-two trillion, two hundred one billion, two hundred twenty thousand, one hundred twenty-two".