12112101022 has 16 divisors (see below), whose sum is σ = 20765094912. Its totient is φ = 5190527160.

The previous prime is 12112100999. The next prime is 12112101031. The reversal of 12112101022 is 22010121121.

It is a junction number, because it is equal to n+sod(n) for n = 12112100993 and 12112101011.

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, 273147 + ... + 314377.

It is an arithmetic number, because the mean of its divisors is an integer number (1297818432).

Almost surely, 2^12112101022 is an apocalyptic number.

12112101022 is a deficient number, since it is larger than the sum of its proper divisors (8652993890).

12112101022 is a wasteful number, since it uses less digits than its factorization.

12112101022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 62223.

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 12112101022 its reverse (22010121121), we get a palindrome (34122222143).

The spelling of 12112101022 in words is "twelve billion, one hundred twelve million, one hundred one thousand, twenty-two".