123233130142 has 16 divisors (see below), whose sum is σ = 194585461200. Its totient is φ = 58371537600.

The previous prime is 123233130133. The next prime is 123233130187. The reversal of 123233130142 is 241031332321.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2099392 + ... + 2157292.

It is an arithmetic number, because the mean of its divisors is an integer number (12161591325).

Almost surely, 2^123233130142 is an apocalyptic number.

123233130142 is a deficient number, since it is larger than the sum of its proper divisors (71352331058).

123233130142 is a wasteful number, since it uses less digits than its factorization.

123233130142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 113931.

The product of its (nonzero) digits is 2592, while the sum is 25.

Adding to 123233130142 its reverse (241031332321), we get a palindrome (364264462463).

The spelling of 123233130142 in words is "one hundred twenty-three billion, two hundred thirty-three million, one hundred thirty thousand, one hundred forty-two".