105212114 has 12 divisors (see below), whose sum is σ = 183584574. Its totient is φ = 45090864.

The previous prime is 105212111. The next prime is 105212123. The reversal of 105212114 is 411212501.

It can be written as a sum of positive squares in only one way, i.e., 105165025 + 47089 = 10255^2 + 217^2 .

It is a super-2 number, since 2×105212114² = 22139177864697992, which contains 22 as substring.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 105212092 and 105212101.

It is not an unprimeable number, because it can be changed into a prime (105212111) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 536699 + ... + 536894.

Almost surely, 2^105212114 is an apocalyptic number.

105212114 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

105212114 is a deficient number, since it is larger than the sum of its proper divisors (78372460).

105212114 is a wasteful number, since it uses less digits than its factorization.

105212114 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1073609 (or 1073602 counting only the distinct ones).

The product of its (nonzero) digits is 80, while the sum is 17.

The square root of 105212114 is about 10257.2956474892. The cubic root of 105212114 is about 472.0868633823.

Adding to 105212114 its reverse (411212501), we get a palindrome (516424615).

The spelling of 105212114 in words is "one hundred five million, two hundred twelve thousand, one hundred fourteen".