100012323212 has 12 divisors (see below), whose sum is σ = 185316951960. Its totient is φ = 47064622656.

The previous prime is 100012323209. The next prime is 100012323227. The reversal of 100012323212 is 212323210001.

It is a Harshad number since it is a multiple of its sum of digits (17).

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 735384662 + ... + 735384797.

It is an arithmetic number, because the mean of its divisors is an integer number (15443079330).

Almost surely, 2^100012323212 is an apocalyptic number.

It is an amenable number.

100012323212 is a deficient number, since it is larger than the sum of its proper divisors (85304628748).

100012323212 is a wasteful number, since it uses less digits than its factorization.

100012323212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1470769480 (or 1470769478 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 17.

Adding to 100012323212 its reverse (212323210001), we get a palindrome (312335533213).

The spelling of 100012323212 in words is "one hundred billion, twelve million, three hundred twenty-three thousand, two hundred twelve".