12112101002 has 4 divisors (see below), whose sum is σ = 18168151506. Its totient is φ = 6056050500.

The previous prime is 12112100999. The next prime is 12112101031. The reversal of 12112101002 is 20010121121.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 20010121121 = 1811 ⋅11049211.

It can be written as a sum of positive squares in only one way, i.e., 11504922121 + 607178881 = 107261^2 + 24641^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3028025249 + ... + 3028025252.

Almost surely, 2^12112101002 is an apocalyptic number.

12112101002 is a deficient number, since it is larger than the sum of its proper divisors (6056050504).

12112101002 is an equidigital number, since it uses as much as digits as its factorization.

12112101002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6056050503.

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 12112101002 its reverse (20010121121), we get a palindrome (32122222123).

The spelling of 12112101002 in words is "twelve billion, one hundred twelve million, one hundred one thousand, two".