105232171007 has 4 divisors (see below), whose sum is σ = 105233850840. Its totient is φ = 105230491176.

The previous prime is 105232171003. The next prime is 105232171091. The reversal of 105232171007 is 700171232501.

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 105232171007 - 2² = 105232171003 is a prime.

It is a super-2 number, since 2×105232171007² (a number of 23 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 (105232171003) 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, 742157 + ... + 872502.

It is an arithmetic number, because the mean of its divisors is an integer number (26308462710).

Almost surely, 2^105232171007 is an apocalyptic number.

105232171007 is a deficient number, since it is larger than the sum of its proper divisors (1679833).

105232171007 is an equidigital number, since it uses as much as digits as its factorization.

105232171007 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1679832.

The product of its (nonzero) digits is 2940, while the sum is 29.

The spelling of 105232171007 in words is "one hundred five billion, two hundred thirty-two million, one hundred seventy-one thousand, seven".