101100111221112 has 32 divisors (see below), whose sum is σ = 252786246921600. Its totient is φ = 33695241224544.

The previous prime is 101100111221089. The next prime is 101100111221143. The reversal of 101100111221112 is 211122111001101.

It is a junction number, because it is equal to n+sod(n) for n = 101100111221091 and 101100111221100.

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, 299568412 + ... + 299905707.

It is an arithmetic number, because the mean of its divisors is an integer number (7899570216300).

Almost surely, 2^{101100111221112} is an apocalyptic number.

101100111221112 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

101100111221112 is an abundant number, since it is smaller than the sum of its proper divisors (151686135700488).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

101100111221112 is a wasteful number, since it uses less digits than its factorization.

101100111221112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 599481155 (or 599481151 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 15.

Adding to 101100111221112 its reverse (211122111001101), we get a palindrome (312222222222213).

The spelling of 101100111221112 in words is "one hundred one trillion, one hundred billion, one hundred eleven million, two hundred twenty-one thousand, one hundred twelve".