105206122 has 16 divisors (see below), whose sum is σ = 184548672. Its totient is φ = 44039520.

The previous prime is 105206111. The next prime is 105206131. The reversal of 105206122 is 221602501.

It is a super-2 number, since 2×105206122² = 22136656212557768, 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 105206122.

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, 86779 + ... + 87982.

It is an arithmetic number, because the mean of its divisors is an integer number (11534292).

Almost surely, 2^105206122 is an apocalyptic number.

105206122 is a deficient number, since it is larger than the sum of its proper divisors (79342550).

105206122 is a wasteful number, since it uses less digits than its factorization.

105206122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 174813.

The product of its (nonzero) digits is 240, while the sum is 19.

The square root of 105206122 is about 10257.0035585448. The cubic root of 105206122 is about 472.0779011754.

Adding to 105206122 its reverse (221602501), we get a palindrome (326808623).

The spelling of 105206122 in words is "one hundred five million, two hundred six thousand, one hundred twenty-two".