100000221022 has 16 divisors (see below), whose sum is σ = 161544971952. Its totient is φ = 46152190080.

The previous prime is 100000221017. The next prime is 100000221043. The reversal of 100000221022 is 220122000001.

It is a congruent number.

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, 834822 + ... + 947062.

It is an arithmetic number, because the mean of its divisors is an integer number (10096560747).

Almost surely, 2^100000221022 is an apocalyptic number.

100000221022 is a deficient number, since it is larger than the sum of its proper divisors (61544750930).

100000221022 is a wasteful number, since it uses less digits than its factorization.

100000221022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 146523.

The product of its (nonzero) digits is 16, while the sum is 10.

Adding to 100000221022 its reverse (220122000001), we get a palindrome (320122221023).

The spelling of 100000221022 in words is "one hundred billion, two hundred twenty-one thousand, twenty-two".