105421412274 has 16 divisors (see below), whose sum is σ = 210848474208. Its totient is φ = 35139529152.

The previous prime is 105421412269. The next prime is 105421412279. The reversal of 105421412274 is 472214124501.

It is an interprime number because it is at equal distance from previous prime (105421412269) and next prime (105421412279).

It is a super-2 number, since 2×105421412274² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (105421412279) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 30234 + ... + 460170.

It is an arithmetic number, because the mean of its divisors is an integer number (13178029638).

Almost surely, 2^105421412274 is an apocalyptic number.

105421412274 is an abundant number, since it is smaller than the sum of its proper divisors (105427061934).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

105421412274 is a wasteful number, since it uses less digits than its factorization.

105421412274 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 470809.

The product of its (nonzero) digits is 17920, while the sum is 33.

Adding to 105421412274 its reverse (472214124501), we get a palindrome (577635536775).

The spelling of 105421412274 in words is "one hundred five billion, four hundred twenty-one million, four hundred twelve thousand, two hundred seventy-four".