123030324453142 has 8 divisors (see below), whose sum is σ = 185511693416832. Its totient is φ = 61193093314200.

The previous prime is 123030324453133. The next prime is 123030324453161. The reversal of 123030324453142 is 241354423030321.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×123030324453142² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 161034455709 + ... + 161034456472.

It is an arithmetic number, because the mean of its divisors is an integer number (23188961677104).

Almost surely, 2^{123030324453142} is an apocalyptic number.

123030324453142 is a deficient number, since it is larger than the sum of its proper divisors (62481368963690).

123030324453142 is a wasteful number, since it uses less digits than its factorization.

123030324453142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 322068912374.

The product of its (nonzero) digits is 207360, while the sum is 37.

Adding to 123030324453142 its reverse (241354423030321), we get a palindrome (364384747483463).

The spelling of 123030324453142 in words is "one hundred twenty-three trillion, thirty billion, three hundred twenty-four million, four hundred fifty-three thousand, one hundred forty-two".