3222351555421 has 8 divisors (see below), whose sum is σ = 3223816615800. Its totient is φ = 3220886676480.

The previous prime is 3222351555413. The next prime is 3222351555427. The reversal of 3222351555421 is 1245551532223.

It can be written as a sum of positive squares in 4 ways, for example, as 139819905625 + 3082531649796 = 373925^2 + 1755714^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 3222351555421 - 2³ = 3222351555413 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3222351555427) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 45593491 + ... + 45664111.

It is an arithmetic number, because the mean of its divisors is an integer number (402977076975).

Almost surely, 2^{3222351555421} is an apocalyptic number.

It is an amenable number.

3222351555421 is a deficient number, since it is larger than the sum of its proper divisors (1465060379).

3222351555421 is a wasteful number, since it uses less digits than its factorization.

3222351555421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 90719.

The product of its digits is 360000, while the sum is 40.

The spelling of 3222351555421 in words is "three trillion, two hundred twenty-two billion, three hundred fifty-one million, five hundred fifty-five thousand, four hundred twenty-one".