12010015142423 has 16 divisors (see below), whose sum is σ = 12664907280000. Its totient is φ = 11371392264960.

The previous prime is 12010015142401. The next prime is 12010015142429. The reversal of 12010015142423 is 32424151001021.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 12010015142423 - 2³⁴ = 11992835273239 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 12010015142392 and 12010015142401.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12010015142429) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1118003 + ... + 5026923.

It is an arithmetic number, because the mean of its divisors is an integer number (791556705000).

Almost surely, 2^{12010015142423} is an apocalyptic number.

12010015142423 is a deficient number, since it is larger than the sum of its proper divisors (654892137577).

12010015142423 is a wasteful number, since it uses less digits than its factorization.

12010015142423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3911002.

The product of its (nonzero) digits is 1920, while the sum is 26.

Adding to 12010015142423 its reverse (32424151001021), we get a palindrome (44434166143444).

The spelling of 12010015142423 in words is "twelve trillion, ten billion, fifteen million, one hundred forty-two thousand, four hundred twenty-three".