3430421031340 has 24 divisors (see below), whose sum is σ = 7216679720880. Its totient is φ = 1369731163968.

The previous prime is 3430421031263. The next prime is 3430421031347. The reversal of 3430421031340 is 431301240343.

It is a junction number, because it is equal to n+sod(n) for n = 3430421031299 and 3430421031308.

It is not an unprimeable number, because it can be changed into a prime (3430421031347) 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, 152316495 + ... + 152339014.

It is an arithmetic number, because the mean of its divisors is an integer number (300694988370).

Almost surely, 2^{3430421031340} is an apocalyptic number.

It is an amenable number.

3430421031340 is an abundant number, since it is smaller than the sum of its proper divisors (3786258689540).

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

3430421031340 is a wasteful number, since it uses less digits than its factorization.

3430421031340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 304656081 (or 304656079 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 28.

Adding to 3430421031340 its reverse (431301240343), we get a palindrome (3861722271683).

The spelling of 3430421031340 in words is "three trillion, four hundred thirty billion, four hundred twenty-one million, thirty-one thousand, three hundred forty".