142012151011443 has 12 divisors (see below), whose sum is σ = 190050820000584. Its totient is φ = 94325413809600.

The previous prime is 142012151011427. The next prime is 142012151011481. The reversal of 142012151011443 is 344110151210241.

It is not a de Polignac number, because 142012151011443 - 2⁴ = 142012151011427 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 142012151011443.

It is not an unprimeable number, because it can be changed into a prime (142012151051443) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 322061398 + ... + 322502043.

It is an arithmetic number, because the mean of its divisors is an integer number (15837568333382).

Almost surely, 2^{142012151011443} is an apocalyptic number.

142012151011443 is a deficient number, since it is larger than the sum of its proper divisors (48038668989141).

142012151011443 is an frugal number, since it uses more digits than its factorization.

142012151011443 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 644563986 (or 644563715 counting only the distinct ones).

The product of its (nonzero) digits is 3840, while the sum is 30.

The spelling of 142012151011443 in words is "one hundred forty-two trillion, twelve billion, one hundred fifty-one million, eleven thousand, four hundred forty-three".