3221112423 has 4 divisors (see below), whose sum is σ = 4294816568. Its totient is φ = 2147408280.

The previous prime is 3221112409. The next prime is 3221112437. The reversal of 3221112423 is 3242111223.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (3221112409) and next prime (3221112437).

It is not a de Polignac number, because 3221112423 - 2⁴ = 3221112407 is a prime.

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 3221112423.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3221112403) 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, 536852068 + ... + 536852073.

It is an arithmetic number, because the mean of its divisors is an integer number (1073704142).

Almost surely, 2^3221112423 is an apocalyptic number.

3221112423 is a deficient number, since it is larger than the sum of its proper divisors (1073704145).

3221112423 is a wasteful number, since it uses less digits than its factorization.

3221112423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1073704144.

The product of its digits is 576, while the sum is 21.

The square root of 3221112423 is about 56754.8449297503. The cubic root of 3221112423 is about 1476.8462829364.

Adding to 3221112423 its reverse (3242111223), we get a palindrome (6463223646).

The spelling of 3221112423 in words is "three billion, two hundred twenty-one million, one hundred twelve thousand, four hundred twenty-three".