233123423142 has 16 divisors (see below), whose sum is σ = 466260381360. Its totient is φ = 77705551872.

The previous prime is 233123423107. The next prime is 233123423147. The reversal of 233123423142 is 241324321332.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (233123423147) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 332763 + ... + 759590.

It is an arithmetic number, because the mean of its divisors is an integer number (29141273835).

Almost surely, 2^233123423142 is an apocalyptic number.

233123423142 is an abundant number, since it is smaller than the sum of its proper divisors (233136958218).

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

233123423142 is a wasteful number, since it uses less digits than its factorization.

233123423142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1127927.

The product of its digits is 20736, while the sum is 30.

Adding to 233123423142 its reverse (241324321332), we get a palindrome (474447744474).

The spelling of 233123423142 in words is "two hundred thirty-three billion, one hundred twenty-three million, four hundred twenty-three thousand, one hundred forty-two".