100011212102 has 12 divisors (see below), whose sum is σ = 150420504780. Its totient is φ = 49871404008.

The previous prime is 100011212083. The next prime is 100011212141. The reversal of 100011212102 is 201212110001.

It is a super-2 number, since 2×100011212102² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 98549 + ... + 457967.

It is an arithmetic number, because the mean of its divisors is an integer number (12535042065).

Almost surely, 2^100011212102 is an apocalyptic number.

100011212102 is a deficient number, since it is larger than the sum of its proper divisors (50409292678).

100011212102 is an frugal number, since it uses more digits than its factorization.

100011212102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 360167 (or 359794 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 100011212102 its reverse (201212110001), we get a palindrome (301223322103).

The spelling of 100011212102 in words is "one hundred billion, eleven million, two hundred twelve thousand, one hundred two".