12012001011120 has 160 divisors (see below), whose sum is σ = 41016796614144. Its totient is φ = 2883728332800.

The previous prime is 12012001011119. The next prime is 12012001011133. The reversal of 12012001011120 is 2111010021021.

It is a super-2 number, since 2×12012001011120² (a number of 27 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a junction number, because it is equal to n+sod(n) for n = 12012001011096 and 12012001011105.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 21815461 + ... + 22359300.

Almost surely, 2^{12012001011120} is an apocalyptic number.

12012001011120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12012001011120 is an abundant number, since it is smaller than the sum of its proper divisors (29004795603024).

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

12012001011120 is a wasteful number, since it uses less digits than its factorization.

12012001011120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44174891 (or 44174885 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 12.

Adding to 12012001011120 its reverse (2111010021021), we get a palindrome (14123011032141).

Subtracting from 12012001011120 its reverse (2111010021021), we obtain a palindrome (9900990990099).

The spelling of 12012001011120 in words is "twelve trillion, twelve billion, one million, eleven thousand, one hundred twenty".