100222071122 has 16 divisors (see below), whose sum is σ = 153184371480. Its totient is φ = 49160796672.

The previous prime is 100222071121. The next prime is 100222071149. The reversal of 100222071122 is 221170222001.

It can be written as a sum of positive squares in 4 ways, for example, as 92421472081 + 7800599041 = 304009^2 + 88321^2 .

It is a junction number, because it is equal to n+sod(n) for n = 100222071094 and 100222071103.

It is not an unprimeable number, because it can be changed into a prime (100222071121) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1222658 + ... + 1302050.

Almost surely, 2^100222071122 is an apocalyptic number.

100222071122 is a deficient number, since it is larger than the sum of its proper divisors (52962300358).

100222071122 is a wasteful number, since it uses less digits than its factorization.

100222071122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 91357.

The product of its (nonzero) digits is 224, while the sum is 20.

Adding to 100222071122 its reverse (221170222001), we get a palindrome (321392293123).

The spelling of 100222071122 in words is "one hundred billion, two hundred twenty-two million, seventy-one thousand, one hundred twenty-two".