203112043023334 has 16 divisors (see below), whose sum is σ = 306456617708640. Its totient is φ = 100959942354880.

The previous prime is 203112043023251. The next prime is 203112043023371. The reversal of 203112043023334 is 433320340211302.

It is a happy number.

It is a super-2 number, since 2×203112043023334² (a number of 29 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 203112043023296 and 203112043023305.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 22441927 + ... + 30163954.

It is an arithmetic number, because the mean of its divisors is an integer number (19153538606790).

Almost surely, 2^{203112043023334} is an apocalyptic number.

203112043023334 is a deficient number, since it is larger than the sum of its proper divisors (103344574685306).

203112043023334 is a wasteful number, since it uses less digits than its factorization.

203112043023334 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52617215.

The product of its (nonzero) digits is 31104, while the sum is 31.

Adding to 203112043023334 its reverse (433320340211302), we get a palindrome (636432383234636).

The spelling of 203112043023334 in words is "two hundred three trillion, one hundred twelve billion, forty-three million, twenty-three thousand, three hundred thirty-four".