203113142322123 has 32 divisors (see below), whose sum is σ = 296918637235200. Its totient is φ = 122481968464800.

The previous prime is 203113142322121. The next prime is 203113142322133. The reversal of 203113142322123 is 321223241311302.

It is not a de Polignac number, because 203113142322123 - 2¹ = 203113142322121 is a prime.

It is not an unprimeable number, because it can be changed into a prime (203113142322121) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 21491508 + ... + 29463726.

It is an arithmetic number, because the mean of its divisors is an integer number (9278707413600).

Almost surely, 2^{203113142322123} is an apocalyptic number.

203113142322123 is a deficient number, since it is larger than the sum of its proper divisors (93805494913077).

203113142322123 is a wasteful number, since it uses less digits than its factorization.

203113142322123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7976103.

The product of its (nonzero) digits is 10368, while the sum is 30.

Adding to 203113142322123 its reverse (321223241311302), we get a palindrome (524336383633425).

The spelling of 203113142322123 in words is "two hundred three trillion, one hundred thirteen billion, one hundred forty-two million, three hundred twenty-two thousand, one hundred twenty-three".