100022102021122 has 16 divisors (see below), whose sum is σ = 159003974522232. Its totient is φ = 47026160213760.

The previous prime is 100022102021081. The next prime is 100022102021189. The reversal of 100022102021122 is 221120201220001.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 99932791296321 + 89310724801 = 9996639^2 + 298849^2 .

It is a junction number, because it is equal to n+sod(n) for n = 100022102021096 and 100022102021105.

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, 1345720629 + ... + 1345794952.

Almost surely, 2^{100022102021122} is an apocalyptic number.

100022102021122 is a deficient number, since it is larger than the sum of its proper divisors (58981872501110).

100022102021122 is a wasteful number, since it uses less digits than its factorization.

100022102021122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2691516693.

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

Adding to 100022102021122 its reverse (221120201220001), we get a palindrome (321142303241123).

The spelling of 100022102021122 in words is "one hundred trillion, twenty-two billion, one hundred two million, twenty-one thousand, one hundred twenty-two".