203140120030 has 16 divisors (see below), whose sum is σ = 371109713040. Its totient is φ = 80043270912.

The previous prime is 203140120003. The next prime is 203140120033. The reversal of 203140120030 is 30021041302.

It is a happy number.

203140120030 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 203140119986 and 203140120013.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (203140120033) 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, 151596435 + ... + 151597774.

It is an arithmetic number, because the mean of its divisors is an integer number (23194357065).

Almost surely, 2^203140120030 is an apocalyptic number.

203140120030 is a deficient number, since it is larger than the sum of its proper divisors (167969593010).

203140120030 is a wasteful number, since it uses less digits than its factorization.

203140120030 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 303194283.

The product of its (nonzero) digits is 144, while the sum is 16.

Adding to 203140120030 its reverse (30021041302), we get a palindrome (233161161332).

The spelling of 203140120030 in words is "two hundred three billion, one hundred forty million, one hundred twenty thousand, thirty".