100022221022 has 4 divisors (see below), whose sum is σ = 150033331536. Its totient is φ = 50011110510.

The previous prime is 100022221007. The next prime is 100022221031. The reversal of 100022221022 is 220122220001.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 220122220001 = 9697 ⋅22700033.

It is a junction number, because it is equal to n+sod(n) for n = 100022220988 and 100022221006.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25005555254 + ... + 25005555257.

It is an arithmetic number, because the mean of its divisors is an integer number (37508332884).

Almost surely, 2^100022221022 is an apocalyptic number.

100022221022 is a deficient number, since it is larger than the sum of its proper divisors (50011110514).

100022221022 is an equidigital number, since it uses as much as digits as its factorization.

100022221022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50011110513.

The product of its (nonzero) digits is 64, while the sum is 14.

Adding to 100022221022 its reverse (220122220001), we get a palindrome (320144441023).

The spelling of 100022221022 in words is "one hundred billion, twenty-two million, two hundred twenty-one thousand, twenty-two".