42213012403091 has 2 divisors, whose sum is σ = 42213012403092. Its totient is φ = 42213012403090.

The previous prime is 42213012403039. The next prime is 42213012403097. The reversal of 42213012403091 is 19030421031224.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-42213012403091 is a prime.

It is a super-2 number, since 2×42213012403091² (a number of 28 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (42213012403097) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21106506201545 + 21106506201546.

It is an arithmetic number, because the mean of its divisors is an integer number (21106506201546).

Almost surely, 2^{42213012403091} is an apocalyptic number.

42213012403091 is a deficient number, since it is larger than the sum of its proper divisors (1).

42213012403091 is an equidigital number, since it uses as much as digits as its factorization.

42213012403091 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 10368, while the sum is 32.

The spelling of 42213012403091 in words is "forty-two trillion, two hundred thirteen billion, twelve million, four hundred three thousand, ninety-one".