203132143224123 has 16 divisors (see below), whose sum is σ = 286776343074816. Its totient is φ = 127454772352640.

The previous prime is 203132143224083. The next prime is 203132143224137. The reversal of 203132143224123 is 321422341231302.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 203132143224123 - 2²⁵ = 203132109669691 is a prime.

It is a super-2 number, since 2×203132143224123² (a number of 29 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (203132143424123) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1187211 + ... + 20190932.

It is an arithmetic number, because the mean of its divisors is an integer number (17923521442176).

Almost surely, 2^{203132143224123} is an apocalyptic number.

203132143224123 is a deficient number, since it is larger than the sum of its proper divisors (83644199850693).

203132143224123 is a wasteful number, since it uses less digits than its factorization.

203132143224123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21564474.

The product of its (nonzero) digits is 41472, while the sum is 33.

Adding to 203132143224123 its reverse (321422341231302), we get a palindrome (524554484455425).

The spelling of 203132143224123 in words is "two hundred three trillion, one hundred thirty-two billion, one hundred forty-three million, two hundred twenty-four thousand, one hundred twenty-three".