100022220196 has 12 divisors (see below), whose sum is σ = 175362436060. Its totient is φ = 49918667040.

The previous prime is 100022220143. The next prime is 100022220203. The reversal of 100022220196 is 691022220001.

It can be written as a sum of positive squares in 2 ways, for example, as 21627820096 + 78394400100 = 147064^2 + 279990^2 .

It is a super-2 number, since 2×100022220196² (a number of 23 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 100022220196.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 23108331 + ... + 23112658.

Almost surely, 2^100022220196 is an apocalyptic number.

It is an amenable number.

100022220196 is a deficient number, since it is larger than the sum of its proper divisors (75340215864).

100022220196 is a wasteful number, since it uses less digits than its factorization.

100022220196 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46221534 (or 46221532 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 25.

Adding to 100022220196 its reverse (691022220001), we get a palindrome (791044440197).

The spelling of 100022220196 in words is "one hundred billion, twenty-two million, two hundred twenty thousand, one hundred ninety-six".