2312011120203 has 40 divisors (see below), whose sum is σ = 3477210593472. Its totient is φ = 1530876806784.

The previous prime is 2312011120171. The next prime is 2312011120217. The reversal of 2312011120203 is 3020211102132.

2312011120203 is a `hidden beast` number, since 231 + 201 + 11 + 20 + 203 = 666.

It is not a de Polignac number, because 2312011120203 - 2⁵ = 2312011120171 is a prime.

It is a super-2 number, since 2×2312011120203² (a number of 26 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (2312011120603) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 31081351 + ... + 31155647.

Almost surely, 2^{2312011120203} is an apocalyptic number.

2312011120203 is a deficient number, since it is larger than the sum of its proper divisors (1165199473269).

2312011120203 is a wasteful number, since it uses less digits than its factorization.

2312011120203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 76913 (or 76904 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

Adding to 2312011120203 its reverse (3020211102132), we get a palindrome (5332222222335).

The spelling of 2312011120203 in words is "two trillion, three hundred twelve billion, eleven million, one hundred twenty thousand, two hundred three".