12010323111142 has 64 divisors (see below), whose sum is σ = 19959405903360. Its totient is φ = 5400645465600.

The previous prime is 12010323111131. The next prime is 12010323111179. The reversal of 12010323111142 is 24111132301021.

It is a super-2 number, since 2×12010323111142² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

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, 18670542 + ... + 19303102.

It is an arithmetic number, because the mean of its divisors is an integer number (311865717240).

Almost surely, 2^{12010323111142} is an apocalyptic number.

12010323111142 is a deficient number, since it is larger than the sum of its proper divisors (7949082792218).

12010323111142 is a wasteful number, since it uses less digits than its factorization.

12010323111142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 632989.

The product of its (nonzero) digits is 288, while the sum is 22.

Adding to 12010323111142 its reverse (24111132301021), we get a palindrome (36121455412163).

The spelling of 12010323111142 in words is "twelve trillion, ten billion, three hundred twenty-three million, one hundred eleven thousand, one hundred forty-two".