3191213420203 has 2 divisors, whose sum is σ = 3191213420204. Its totient is φ = 3191213420202.

The previous prime is 3191213420191. The next prime is 3191213420281. The reversal of 3191213420203 is 3020243121913.

It is a happy number.

3191213420203 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 3191213420203 - 2¹³ = 3191213412011 is a prime.

It is a super-2 number, since 2×3191213420203² (a number of 26 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (3191213420903) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1595606710101 + 1595606710102.

It is an arithmetic number, because the mean of its divisors is an integer number (1595606710102).

Almost surely, 2^{3191213420203} is an apocalyptic number.

3191213420203 is a deficient number, since it is larger than the sum of its proper divisors (1).

3191213420203 is an equidigital number, since it uses as much as digits as its factorization.

3191213420203 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7776, while the sum is 31.

The spelling of 3191213420203 in words is "three trillion, one hundred ninety-one billion, two hundred thirteen million, four hundred twenty thousand, two hundred three".