3421415122320 has 160 divisors (see below), whose sum is σ = 11423737833984. Its totient is φ = 842085734400.

The previous prime is 3421415122319. The next prime is 3421415122339. The reversal of 3421415122320 is 232215141243.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 25582825 + ... + 25716215.

Almost surely, 2^{3421415122320} is an apocalyptic number.

3421415122320 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3421415122320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5711868916992).

3421415122320 is an abundant number, since it is smaller than the sum of its proper divisors (8002322711664).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3421415122320 is a wasteful number, since it uses less digits than its factorization.

3421415122320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 141641 (or 141635 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 30.

The spelling of 3421415122320 in words is "three trillion, four hundred twenty-one billion, four hundred fifteen million, one hundred twenty-two thousand, three hundred twenty".