120340030355 has 32 divisors (see below), whose sum is σ = 155141775360. Its totient is φ = 89283479040.

The previous prime is 120340030337. The next prime is 120340030379. The reversal of 120340030355 is 553030043021.

It is not a de Polignac number, because 120340030355 - 2¹⁰ = 120340029331 is a prime.

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, 13797686 + ... + 13806404.

It is an arithmetic number, because the mean of its divisors is an integer number (4848180480).

Almost surely, 2^120340030355 is an apocalyptic number.

120340030355 is a deficient number, since it is larger than the sum of its proper divisors (34801745005).

120340030355 is a wasteful number, since it uses less digits than its factorization.

120340030355 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11099.

The product of its (nonzero) digits is 5400, while the sum is 26.

Adding to 120340030355 its reverse (553030043021), we get a palindrome (673370073376).

The spelling of 120340030355 in words is "one hundred twenty billion, three hundred forty million, thirty thousand, three hundred fifty-five".