16223514123 has 8 divisors (see below), whose sum is σ = 21682734736. Its totient is φ = 10789984800.

The previous prime is 16223514119. The next prime is 16223514127. The reversal of 16223514123 is 32141532261.

It is an interprime number because it is at equal distance from previous prime (16223514119) and next prime (16223514127).

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

It is not a de Polignac number, because 16223514123 - 2² = 16223514119 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (16223514127) 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, 6421348 + ... + 6423873.

It is an arithmetic number, because the mean of its divisors is an integer number (2710341842).

Almost surely, 2^16223514123 is an apocalyptic number.

16223514123 is a deficient number, since it is larger than the sum of its proper divisors (5459220613).

16223514123 is a wasteful number, since it uses less digits than its factorization.

16223514123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12845645.

The product of its digits is 8640, while the sum is 30.

The spelling of 16223514123 in words is "sixteen billion, two hundred twenty-three million, five hundred fourteen thousand, one hundred twenty-three".