106118121 has 4 divisors (see below), whose sum is σ = 141490832. Its totient is φ = 70745412.

The previous prime is 106118087. The next prime is 106118123. The reversal of 106118121 is 121811601.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 106118121 - 2¹³ = 106109929 is a prime.

It is a super-2 number, since 2×106118121² = 22522111209141282, which contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (106118123) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17686351 + ... + 17686356.

It is an arithmetic number, because the mean of its divisors is an integer number (35372708).

Almost surely, 2^106118121 is an apocalyptic number.

It is an amenable number.

106118121 is a deficient number, since it is larger than the sum of its proper divisors (35372711).

106118121 is an equidigital number, since it uses as much as digits as its factorization.

106118121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35372710.

The product of its (nonzero) digits is 96, while the sum is 21.

The square root of 106118121 is about 10301.3650066387. The cubic root of 106118121 is about 473.4380770092.

Adding to 106118121 its reverse (121811601), we get a palindrome (227929722).

The spelling of 106118121 in words is "one hundred six million, one hundred eighteen thousand, one hundred twenty-one".