105240214131239 has 4 divisors (see below), whose sum is σ = 114807506325000. Its totient is φ = 95672921937480.

The previous prime is 105240214131211. The next prime is 105240214131271. The reversal of 105240214131239 is 932131412042501.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 105240214131239 - 2²⁴ = 105240197354023 is a prime.

It is a super-2 number, since 2×105240214131239² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (105240214131289) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4783646096864 + ... + 4783646096885.

It is an arithmetic number, because the mean of its divisors is an integer number (28701876581250).

Almost surely, 2^{105240214131239} is an apocalyptic number.

105240214131239 is a deficient number, since it is larger than the sum of its proper divisors (9567292193761).

105240214131239 is an equidigital number, since it uses as much as digits as its factorization.

105240214131239 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9567292193760.

The product of its (nonzero) digits is 51840, while the sum is 38.

The spelling of 105240214131239 in words is "one hundred five trillion, two hundred forty billion, two hundred fourteen million, one hundred thirty-one thousand, two hundred thirty-nine".