3420340411323 has 32 divisors (see below), whose sum is σ = 4994466250752. Its totient is φ = 2064841178400.

The previous prime is 3420340411303. The next prime is 3420340411349. The reversal of 3420340411323 is 3231140430243.

It is a happy number.

It is not a de Polignac number, because 3420340411323 - 2²⁰ = 3420339362747 is a prime.

It is a super-2 number, since 2×3420340411323² (a number of 26 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (3420340411303) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 147626886 + ... + 147650052.

It is an arithmetic number, because the mean of its divisors is an integer number (156077070336).

Almost surely, 2^{3420340411323} is an apocalyptic number.

3420340411323 is a gapful number since it is divisible by the number (33) formed by its first and last digit.

3420340411323 is a deficient number, since it is larger than the sum of its proper divisors (1574125839429).

3420340411323 is a wasteful number, since it uses less digits than its factorization.

3420340411323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40455.

The product of its (nonzero) digits is 20736, while the sum is 30.

Adding to 3420340411323 its reverse (3231140430243), we get a palindrome (6651480841566).

The spelling of 3420340411323 in words is "three trillion, four hundred twenty billion, three hundred forty million, four hundred eleven thousand, three hundred twenty-three".