12112002111020 has 24 divisors (see below), whose sum is σ = 29068805066784. Its totient is φ = 4152686438016.

The previous prime is 12112002111019. The next prime is 12112002111049. The reversal of 12112002111020 is 2011120021121.

It is a Harshad number since it is a multiple of its sum of digits (14).

It is a junction number, because it is equal to n+sod(n) for n = 12112002110986 and 12112002111004.

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, 43257150257 + ... + 43257150536.

It is an arithmetic number, because the mean of its divisors is an integer number (1211200211116).

Almost surely, 2^{12112002111020} is an apocalyptic number.

12112002111020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12112002111020 is an abundant number, since it is smaller than the sum of its proper divisors (16956802955764).

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

12112002111020 is a wasteful number, since it uses less digits than its factorization.

12112002111020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 86514300809 (or 86514300807 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 12112002111020 its reverse (2011120021121), we get a palindrome (14123122132141).

The spelling of 12112002111020 in words is "twelve trillion, one hundred twelve billion, two million, one hundred eleven thousand, twenty".