203402332011031 has 8 divisors (see below), whose sum is σ = 205856287346304. Its totient is φ = 200948455838520.

The previous prime is 203402332011013. The next prime is 203402332011071. The reversal of 203402332011031 is 130110233204302.

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

It is a cyclic number.

It is not a de Polignac number, because 203402332011031 - 2²³ = 203402323622423 is a prime.

It is a super-2 number, since 2×203402332011031² (a number of 29 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 203402332010987 and 203402332011005.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (203402332011071) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14612731 + ... + 24906556.

It is an arithmetic number, because the mean of its divisors is an integer number (25732035918288).

Almost surely, 2^{203402332011031} is an apocalyptic number.

203402332011031 is a deficient number, since it is larger than the sum of its proper divisors (2453955335273).

203402332011031 is an equidigital number, since it uses as much as digits as its factorization.

203402332011031 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39581381.

The product of its (nonzero) digits is 2592, while the sum is 25.

Adding to 203402332011031 its reverse (130110233204302), we get a palindrome (333512565215333).

The spelling of 203402332011031 in words is "two hundred three trillion, four hundred two billion, three hundred thirty-two million, eleven thousand, thirty-one".