203031203211123 has 8 divisors (see below), whose sum is σ = 309380881083648. Its totient is φ = 116017830406344.

The previous prime is 203031203211121. The next prime is 203031203211131. The reversal of 203031203211123 is 321112302130302.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 203031203211123 - 2¹ = 203031203211121 is a prime.

It is a super-2 number, since 2×203031203211123² (a number of 29 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 203031203211093 and 203031203211102.

It is not an unprimeable number, because it can be changed into a prime (203031203211121) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4834076266911 + ... + 4834076266952.

It is an arithmetic number, because the mean of its divisors is an integer number (38672610135456).

Almost surely, 2^{203031203211123} is an apocalyptic number.

203031203211123 is a deficient number, since it is larger than the sum of its proper divisors (106349677872525).

203031203211123 is an equidigital number, since it uses as much as digits as its factorization.

203031203211123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9668152533873.

The product of its (nonzero) digits is 1296, while the sum is 24.

Adding to 203031203211123 its reverse (321112302130302), we get a palindrome (524143505341425).

The spelling of 203031203211123 in words is "two hundred three trillion, thirty-one billion, two hundred three million, two hundred eleven thousand, one hundred twenty-three".