340120312013030 has 16 divisors (see below), whose sum is σ = 612216791561520. Its totient is φ = 136048073707872.

The previous prime is 340120312012937. The next prime is 340120312013033. The reversal of 340120312013030 is 30310213021043.

It is a junction number, because it is equal to n+sod(n) for n = 340120312012987 and 340120312013005.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (340120312013033) 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, 33329912 + ... + 42321668.

It is an arithmetic number, because the mean of its divisors is an integer number (38263549472595).

Almost surely, 2^{340120312013030} is an apocalyptic number.

340120312013030 is a deficient number, since it is larger than the sum of its proper divisors (272096479548490).

340120312013030 is a wasteful number, since it uses less digits than its factorization.

340120312013030 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12774343.

The product of its (nonzero) digits is 1296, while the sum is 23.

Adding to 340120312013030 its reverse (30310213021043), we get a palindrome (370430525034073).

The spelling of 340120312013030 in words is "three hundred forty trillion, one hundred twenty billion, three hundred twelve million, thirteen thousand, thirty".