100111212202112 has 64 divisors (see below), whose sum is σ = 199878454053600. Its totient is φ = 49945693906944.

The previous prime is 100111212202109. The next prime is 100111212202117. The reversal of 100111212202112 is 211202212111001.

It is a tau number, because it is divible by the number of its divisors (64).

It is not an unprimeable number, because it can be changed into a prime (100111212202117) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 237239564 + ... + 237661172.

Almost surely, 2^{100111212202112} is an apocalyptic number.

It is an amenable number.

100111212202112 is a deficient number, since it is larger than the sum of its proper divisors (99767241851488).

100111212202112 is an equidigital number, since it uses as much as digits as its factorization.

100111212202112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 425693 (or 425681 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 17.

Adding to 100111212202112 its reverse (211202212111001), we get a palindrome (311313424313113).

The spelling of 100111212202112 in words is "one hundred trillion, one hundred eleven billion, two hundred twelve million, two hundred two thousand, one hundred twelve".