3402210255421 has 16 divisors (see below), whose sum is σ = 3499716616704. Its totient is φ = 3305836989184.

The previous prime is 3402210255403. The next prime is 3402210255461. The reversal of 3402210255421 is 1245520122043.

It is a happy number.

3402210255421 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 3402210255421 - 2⁹ = 3402210254909 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 (3402210255461) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3152085 + ... + 4091461.

It is an arithmetic number, because the mean of its divisors is an integer number (218732288544).

Almost surely, 2^{3402210255421} is an apocalyptic number.

It is an amenable number.

3402210255421 is a deficient number, since it is larger than the sum of its proper divisors (97506361283).

3402210255421 is a wasteful number, since it uses less digits than its factorization.

3402210255421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 939980.

The product of its (nonzero) digits is 19200, while the sum is 31.

Adding to 3402210255421 its reverse (1245520122043), we get a palindrome (4647730377464).

The spelling of 3402210255421 in words is "three trillion, four hundred two billion, two hundred ten million, two hundred fifty-five thousand, four hundred twenty-one".