3221112043 has 4 divisors (see below), whose sum is σ = 3410589240. Its totient is φ = 3031634848.

The previous prime is 3221112031. The next prime is 3221112101. The reversal of 3221112043 is 3402111223.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 3221112043 - 2²¹ = 3219014891 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 3221112043.

It is not an unprimeable number, because it can be changed into a prime (3221112143) 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, 94738573 + ... + 94738606.

It is an arithmetic number, because the mean of its divisors is an integer number (852647310).

Almost surely, 2^3221112043 is an apocalyptic number.

3221112043 is a deficient number, since it is larger than the sum of its proper divisors (189477197).

3221112043 is a wasteful number, since it uses less digits than its factorization.

3221112043 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 189477196.

The product of its (nonzero) digits is 288, while the sum is 19.

The square root of 3221112043 is about 56754.8415820184. The cubic root of 3221112043 is about 1476.8462248610.

Adding to 3221112043 its reverse (3402111223), we get a palindrome (6623223266).

The spelling of 3221112043 in words is "three billion, two hundred twenty-one million, one hundred twelve thousand, forty-three".