16109348231 has 2 divisors, whose sum is σ = 16109348232. Its totient is φ = 16109348230.

The previous prime is 16109348209. The next prime is 16109348317. The reversal of 16109348231 is 13284390161.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-16109348231 is a prime.

It is a super-2 number, since 2×16109348231² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (16109348201) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8054674115 + 8054674116.

It is an arithmetic number, because the mean of its divisors is an integer number (8054674116).

Almost surely, 2^16109348231 is an apocalyptic number.

16109348231 is a deficient number, since it is larger than the sum of its proper divisors (1).

16109348231 is an equidigital number, since it uses as much as digits as its factorization.

16109348231 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 31104, while the sum is 38.

The spelling of 16109348231 in words is "sixteen billion, one hundred nine million, three hundred forty-eight thousand, two hundred thirty-one".