100213013212 has 24 divisors (see below), whose sum is σ = 188981109072. Its totient is φ = 46223232000.

The previous prime is 100213013209. The next prime is 100213013231. The reversal of 100213013212 is 212310312001.

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, 518614 + ... + 685117.

It is an arithmetic number, because the mean of its divisors is an integer number (7874212878).

Almost surely, 2^100213013212 is an apocalyptic number.

It is an amenable number.

100213013212 is a deficient number, since it is larger than the sum of its proper divisors (88768095860).

100213013212 is a wasteful number, since it uses less digits than its factorization.

100213013212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1205349 (or 1205347 counting only the distinct ones).

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

Adding to 100213013212 its reverse (212310312001), we get a palindrome (312523325213).

The spelling of 100213013212 in words is "one hundred billion, two hundred thirteen million, thirteen thousand, two hundred twelve".