100001122112212 has 96 divisors (see below), whose sum is σ = 188287953638400. Its totient is φ = 46359659377152.

The previous prime is 100001122112207. The next prime is 100001122112237. The reversal of 100001122112212 is 212211221100001.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1125929518 + ... + 1126018330.

It is an arithmetic number, because the mean of its divisors is an integer number (1961332850400).

Almost surely, 2^{100001122112212} is an apocalyptic number.

It is an amenable number.

100001122112212 is a deficient number, since it is larger than the sum of its proper divisors (88286831526188).

100001122112212 is a wasteful number, since it uses less digits than its factorization.

100001122112212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 91385 (or 91383 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 100001122112212 its reverse (212211221100001), we get a palindrome (312212343212213).

The spelling of 100001122112212 in words is "one hundred trillion, one billion, one hundred twenty-two million, one hundred twelve thousand, two hundred twelve".