112011211220101 has 4 divisors (see below), whose sum is σ = 118600105997772. Its totient is φ = 105422316442432.

The previous prime is 112011211220071. The next prime is 112011211220119. The reversal of 112011211220101 is 101022112110211.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 85488700920100 + 26522510300001 = 9246010^2 + 5150001^2 .

It is a cyclic number.

It is not a de Polignac number, because 112011211220101 - 2¹³ = 112011211211909 is a prime.

It is a super-2 number, since 2×112011211220101² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (112011211220401) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3294447388810 + ... + 3294447388843.

It is an arithmetic number, because the mean of its divisors is an integer number (29650026499443).

Almost surely, 2^{112011211220101} is an apocalyptic number.

It is an amenable number.

112011211220101 is a deficient number, since it is larger than the sum of its proper divisors (6588894777671).

112011211220101 is an equidigital number, since it uses as much as digits as its factorization.

112011211220101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6588894777670.

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

Adding to 112011211220101 its reverse (101022112110211), we get a palindrome (213033323330312).

The spelling of 112011211220101 in words is "one hundred twelve trillion, eleven billion, two hundred eleven million, two hundred twenty thousand, one hundred one".