203112234011401 has 24 divisors (see below), whose sum is σ = 239938539392160. Its totient is φ = 170439522739200.

The previous prime is 203112234011347. The next prime is 203112234011411. The reversal of 203112234011401 is 104110432211302.

It is not a de Polignac number, because 203112234011401 - 2¹⁷ = 203112233880329 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (203112234011411) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 73238466 + ... + 75961156.

It is an arithmetic number, because the mean of its divisors is an integer number (9997439141340).

Almost surely, 2^{203112234011401} is an apocalyptic number.

It is an amenable number.

203112234011401 is a deficient number, since it is larger than the sum of its proper divisors (36826305380759).

203112234011401 is a wasteful number, since it uses less digits than its factorization.

203112234011401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2762857 (or 2762844 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 25.

Adding to 203112234011401 its reverse (104110432211302), we get a palindrome (307222666222703).

The spelling of 203112234011401 in words is "two hundred three trillion, one hundred twelve billion, two hundred thirty-four million, eleven thousand, four hundred one".