101112221021112 has 96 divisors (see below), whose sum is σ = 324557746531200. Its totient is φ = 28889206002144.

The previous prime is 101112221021107. The next prime is 101112221021167. The reversal of 101112221021112 is 211120122211101.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3715162062 + ... + 3715189277.

It is an arithmetic number, because the mean of its divisors is an integer number (3380809859700).

Almost surely, 2^{101112221021112} is an apocalyptic number.

101112221021112 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

101112221021112 is an abundant number, since it is smaller than the sum of its proper divisors (223445525510088).

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

101112221021112 is an equidigital number, since it uses as much as digits as its factorization.

101112221021112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7430351367 (or 7430351351 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 18.

Adding to 101112221021112 its reverse (211120122211101), we get a palindrome (312232343232213).

The spelling of 101112221021112 in words is "one hundred one trillion, one hundred twelve billion, two hundred twenty-one million, twenty-one thousand, one hundred twelve".