101312858 has 8 divisors (see below), whose sum is σ = 152041428. Its totient is φ = 50632384.

The previous prime is 101312857. The next prime is 101312873. The reversal of 101312858 is 858213101.

It can be written as a sum of positive squares in 2 ways, for example, as 97081609 + 4231249 = 9853^2 + 2057^2 .

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

It is a super-2 number, since 2×101312858² = 20528590392256328, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 101312858.

It is not an unprimeable number, because it can be changed into a prime (101312851) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6191 + ... + 15522.

Almost surely, 2^101312858 is an apocalyptic number.

101312858 is a deficient number, since it is larger than the sum of its proper divisors (50728570).

101312858 is a wasteful number, since it uses less digits than its factorization.

101312858 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24048.

The product of its (nonzero) digits is 1920, while the sum is 29.

The square root of 101312858 is about 10065.4288532581. The cubic root of 101312858 is about 466.1813075061.

Adding to 101312858 its reverse (858213101), we get a palindrome (959525959).

The spelling of 101312858 in words is "one hundred one million, three hundred twelve thousand, eight hundred fifty-eight".