112002132111221 has 4 divisors (see below), whose sum is σ = 122184144121344. Its totient is φ = 101820120101100.

The previous prime is 112002132111119. The next prime is 112002132111241. The reversal of 112002132111221 is 122111231200211.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-112002132111221 is a prime.

It is a super-2 number, since 2×112002132111221² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 112002132111193 and 112002132111202.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (112002132111241) 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, 5091006005045 + ... + 5091006005066.

It is an arithmetic number, because the mean of its divisors is an integer number (30546036030336).

Almost surely, 2^{112002132111221} is an apocalyptic number.

112002132111221 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

112002132111221 is a deficient number, since it is larger than the sum of its proper divisors (10182012010123).

112002132111221 is a wasteful number, since it uses less digits than its factorization.

112002132111221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10182012010122.

The product of its (nonzero) digits is 96, while the sum is 20.

Adding to 112002132111221 its reverse (122111231200211), we get a palindrome (234113363311432).

The spelling of 112002132111221 in words is "one hundred twelve trillion, two billion, one hundred thirty-two million, one hundred eleven thousand, two hundred twenty-one".