105421110250115 has 8 divisors (see below), whose sum is σ = 138005817054768. Its totient is φ = 76669898363680.

The previous prime is 105421110250097. The next prime is 105421110250163. The reversal of 105421110250115 is 511052011124501.

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

It is not a de Polignac number, because 105421110250115 - 2¹⁴ = 105421110233731 is a prime.

It is a super-2 number, since 2×105421110250115² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 958373729492 + ... + 958373729601.

It is an arithmetic number, because the mean of its divisors is an integer number (17250727131846).

Almost surely, 2^{105421110250115} is an apocalyptic number.

105421110250115 is a deficient number, since it is larger than the sum of its proper divisors (32584706804653).

105421110250115 is a wasteful number, since it uses less digits than its factorization.

105421110250115 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1916747459109.

The product of its (nonzero) digits is 2000, while the sum is 29.

Adding to 105421110250115 its reverse (511052011124501), we get a palindrome (616473121374616).

The spelling of 105421110250115 in words is "one hundred five trillion, four hundred twenty-one billion, one hundred ten million, two hundred fifty thousand, one hundred fifteen".