106224121 has 4 divisors (see below), whose sum is σ = 106927744. Its totient is φ = 105520500.

The previous prime is 106224091. The next prime is 106224133. The reversal of 106224121 is 121422601.

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 a cyclic number.

It is not a de Polignac number, because 106224121 - 2²¹ = 104126969 is a prime.

It is a super-2 number, since 2×106224121² = 22567127764445282, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (106224821) 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, 351585 + ... + 351886.

It is an arithmetic number, because the mean of its divisors is an integer number (26731936).

Almost surely, 2^106224121 is an apocalyptic number.

It is an amenable number.

106224121 is a deficient number, since it is larger than the sum of its proper divisors (703623).

106224121 is an equidigital number, since it uses as much as digits as its factorization.

106224121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 703622.

The product of its (nonzero) digits is 192, while the sum is 19.

The square root of 106224121 is about 10306.5086717084. The cubic root of 106224121 is about 473.5956615808.

Adding to 106224121 its reverse (121422601), we get a palindrome (227646722).

The spelling of 106224121 in words is "one hundred six million, two hundred twenty-four thousand, one hundred twenty-one".