100321221002 has 16 divisors (see below), whose sum is σ = 153047854080. Its totient is φ = 49305441792.

The previous prime is 100321220999. The next prime is 100321221043. The reversal of 100321221002 is 200122123001.

It is a happy number.

100321221002 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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, 1307063 + ... + 1381685.

It is an arithmetic number, because the mean of its divisors is an integer number (9565490880).

Almost surely, 2^100321221002 is an apocalyptic number.

100321221002 is a deficient number, since it is larger than the sum of its proper divisors (52726633078).

100321221002 is a wasteful number, since it uses less digits than its factorization.

100321221002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 86077.

The product of its (nonzero) digits is 48, while the sum is 14.

Adding to 100321221002 its reverse (200122123001), we get a palindrome (300443344003).

The spelling of 100321221002 in words is "one hundred billion, three hundred twenty-one million, two hundred twenty-one thousand, two".