203112341030030 has 32 divisors (see below), whose sum is σ = 368517187906560. Its totient is φ = 80597290152960.

The previous prime is 203112341030003. The next prime is 203112341030099. The reversal of 203112341030030 is 30030143211302.

It is a junction number, because it is equal to n+sod(n) for n = 203112341029978 and 203112341030005.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5075486 + ... + 20784254.

It is an arithmetic number, because the mean of its divisors is an integer number (11516162122080).

Almost surely, 2^{203112341030030} is an apocalyptic number.

203112341030030 is a deficient number, since it is larger than the sum of its proper divisors (165404846876530).

203112341030030 is a wasteful number, since it uses less digits than its factorization.

203112341030030 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15719084.

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

Adding to 203112341030030 its reverse (30030143211302), we get a palindrome (233142484241332).

The spelling of 203112341030030 in words is "two hundred three trillion, one hundred twelve billion, three hundred forty-one million, thirty thousand, thirty".