23432121342 has 96 divisors (see below), whose sum is σ = 62527011840. Its totient is φ = 6478904880.

The previous prime is 23432121337. The next prime is 23432121353. The reversal of 23432121342 is 24312123432.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 60808 + ... + 224859.

It is an arithmetic number, because the mean of its divisors is an integer number (651323040).

Almost surely, 2^23432121342 is an apocalyptic number.

23432121342 is an abundant number, since it is smaller than the sum of its proper divisors (39094890498).

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

23432121342 is a wasteful number, since it uses less digits than its factorization.

23432121342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 285723 (or 285710 counting only the distinct ones).

The product of its digits is 6912, while the sum is 27.

Adding to 23432121342 its reverse (24312123432), we get a palindrome (47744244774).

The spelling of 23432121342 in words is "twenty-three billion, four hundred thirty-two million, one hundred twenty-one thousand, three hundred forty-two".