31422103040203 has 2 divisors, whose sum is σ = 31422103040204. Its totient is φ = 31422103040202.

The previous prime is 31422103040201. The next prime is 31422103040243. The reversal of 31422103040203 is 30204030122413.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 31422103040203 - 2¹ = 31422103040201 is a prime.

It is a super-3 number, since 3×31422103040203³ (a number of 41 digits) contains 333 as substring.

Together with 31422103040201, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (31422103040201) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15711051520101 + 15711051520102.

It is an arithmetic number, because the mean of its divisors is an integer number (15711051520102).

Almost surely, 2^{31422103040203} is an apocalyptic number.

31422103040203 is a deficient number, since it is larger than the sum of its proper divisors (1).

31422103040203 is an equidigital number, since it uses as much as digits as its factorization.

31422103040203 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3456, while the sum is 25.

Adding to 31422103040203 its reverse (30204030122413), we get a palindrome (61626133162616).

The spelling of 31422103040203 in words is "thirty-one trillion, four hundred twenty-two billion, one hundred three million, forty thousand, two hundred three".