3223142342421 has 4 divisors (see below), whose sum is σ = 4297523123232. Its totient is φ = 2148761561612.

The previous prime is 3223142342401. The next prime is 3223142342449. The reversal of 3223142342421 is 1242432413223.

It is a happy number.

3223142342421 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 3223142342421 - 2¹¹ = 3223142340373 is a prime.

It is a super-2 number, since 2×3223142342421² (a number of 26 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3223142342401) 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, 537190390401 + ... + 537190390406.

It is an arithmetic number, because the mean of its divisors is an integer number (1074380780808).

Almost surely, 2^{3223142342421} is an apocalyptic number.

It is an amenable number.

3223142342421 is a deficient number, since it is larger than the sum of its proper divisors (1074380780811).

3223142342421 is a wasteful number, since it uses less digits than its factorization.

3223142342421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1074380780810.

The product of its digits is 55296, while the sum is 33.

Adding to 3223142342421 its reverse (1242432413223), we get a palindrome (4465574755644).

The spelling of 3223142342421 in words is "three trillion, two hundred twenty-three billion, one hundred forty-two million, three hundred forty-two thousand, four hundred twenty-one".