109861239711 has 8 divisors (see below), whose sum is σ = 146490625024. Its totient is φ = 73236340440.

The previous prime is 109861239679. The next prime is 109861239721. The reversal of 109861239711 is 117932168901.

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

It is not a de Polignac number, because 109861239711 - 2⁵ = 109861239679 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (109861239721) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1063945 + ... + 1162626.

It is an arithmetic number, because the mean of its divisors is an integer number (18311328128).

Almost surely, 2^109861239711 is an apocalyptic number.

109861239711 is a deficient number, since it is larger than the sum of its proper divisors (36629385313).

109861239711 is a wasteful number, since it uses less digits than its factorization.

109861239711 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2243021.

The product of its (nonzero) digits is 163296, while the sum is 48.

The spelling of 109861239711 in words is "one hundred nine billion, eight hundred sixty-one million, two hundred thirty-nine thousand, seven hundred eleven".