123425029321 has 8 divisors (see below), whose sum is σ = 134695517184. Its totient is φ = 112162879920.

The previous prime is 123425029319. The next prime is 123425029379. The reversal of 123425029321 is 123920524321.

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

It is a cyclic number.

It is not a de Polignac number, because 123425029321 - 2¹ = 123425029319 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (123425026321) 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, 2053641 + ... + 2112886.

It is an arithmetic number, because the mean of its divisors is an integer number (16836939648).

Almost surely, 2^123425029321 is an apocalyptic number.

123425029321 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

123425029321 is a deficient number, since it is larger than the sum of its proper divisors (11270487863).

123425029321 is a wasteful number, since it uses less digits than its factorization.

123425029321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4169231.

The product of its (nonzero) digits is 25920, while the sum is 34.

The spelling of 123425029321 in words is "one hundred twenty-three billion, four hundred twenty-five million, twenty-nine thousand, three hundred twenty-one".