100221313012 has 24 divisors (see below), whose sum is σ = 184666910400. Its totient is φ = 47460730176.

The previous prime is 100221313007. The next prime is 100221313033. The reversal of 100221313012 is 210313122001.

100221313012 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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, 119289 + ... + 463327.

It is an arithmetic number, because the mean of its divisors is an integer number (7694454600).

Almost surely, 2^100221313012 is an apocalyptic number.

It is an amenable number.

100221313012 is a deficient number, since it is larger than the sum of its proper divisors (84445597388).

100221313012 is a wasteful number, since it uses less digits than its factorization.

100221313012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 347895 (or 347893 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 16.

Adding to 100221313012 its reverse (210313122001), we get a palindrome (310534435013).

The spelling of 100221313012 in words is "one hundred billion, two hundred twenty-one million, three hundred thirteen thousand, twelve".