120400203001430 has 16 divisors (see below), whose sum is σ = 236422216803024. Its totient is φ = 43781892000480.

The previous prime is 120400203001427. The next prime is 120400203001451. The reversal of 120400203001430 is 34100302004021.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 547273649897 + ... + 547273650116.

It is an arithmetic number, because the mean of its divisors is an integer number (14776388550189).

Almost surely, 2^{120400203001430} is an apocalyptic number.

120400203001430 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

120400203001430 is a deficient number, since it is larger than the sum of its proper divisors (116022013801594).

120400203001430 is a wasteful number, since it uses less digits than its factorization.

120400203001430 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1094547300031.

The product of its (nonzero) digits is 576, while the sum is 20.

Adding to 120400203001430 its reverse (34100302004021), we get a palindrome (154500505005451).

The spelling of 120400203001430 in words is "one hundred twenty trillion, four hundred billion, two hundred three million, one thousand, four hundred thirty".