20134042142232 has 64 divisors (see below), whose sum is σ = 50670102101760. Its totient is φ = 6666684048000.

The previous prime is 20134042142147. The next prime is 20134042142377. The reversal of 20134042142232 is 23224124043102.

It is a self number, because there is not a number n which added to its sum of digits gives 20134042142232.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 141747007 + ... + 141888977.

It is an arithmetic number, because the mean of its divisors is an integer number (791720345340).

Almost surely, 2^{20134042142232} is an apocalyptic number.

It is an amenable number.

20134042142232 is an abundant number, since it is smaller than the sum of its proper divisors (30536059959528).

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

20134042142232 is a wasteful number, since it uses less digits than its factorization.

20134042142232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 181264 (or 181260 counting only the distinct ones).

The product of its (nonzero) digits is 18432, while the sum is 30.

Adding to 20134042142232 its reverse (23224124043102), we get a palindrome (43358166185334).

The spelling of 20134042142232 in words is "twenty trillion, one hundred thirty-four billion, forty-two million, one hundred forty-two thousand, two hundred thirty-two".