411232121 has 4 divisors (see below), whose sum is σ = 411368592. Its totient is φ = 411095652.

The previous prime is 411232043. The next prime is 411232123. The reversal of 411232121 is 121232114.

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 a de Polignac number, because none of the positive numbers 2^k-411232121 is a prime.

It is a super-2 number, since 2×411232121² = 338223714684317282, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 411232121.

It is not an unprimeable number, because it can be changed into a prime (411232123) 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, 63611 + ... + 69776.

It is an arithmetic number, because the mean of its divisors is an integer number (102842148).

Almost surely, 2^411232121 is an apocalyptic number.

It is an amenable number.

411232121 is a deficient number, since it is larger than the sum of its proper divisors (136471).

411232121 is a wasteful number, since it uses less digits than its factorization.

411232121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 136470.

The product of its digits is 96, while the sum is 17.

The square root of 411232121 is about 20278.8589669143. The cubic root of 411232121 is about 743.6393168531.

Adding to 411232121 its reverse (121232114), we get a palindrome (532464235).

The spelling of 411232121 in words is "four hundred eleven million, two hundred thirty-two thousand, one hundred twenty-one".