42100012433203 has 2 divisors, whose sum is σ = 42100012433204. Its totient is φ = 42100012433202.

The previous prime is 42100012433179. The next prime is 42100012433261. The reversal of 42100012433203 is 30233421000124.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 42100012433203 - 2⁹ = 42100012432691 is a prime.

It is a super-2 number, since 2×42100012433203² (a number of 28 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (42100012433903) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21050006216601 + 21050006216602.

It is an arithmetic number, because the mean of its divisors is an integer number (21050006216602).

Almost surely, 2^{42100012433203} is an apocalyptic number.

42100012433203 is a deficient number, since it is larger than the sum of its proper divisors (1).

42100012433203 is an equidigital number, since it uses as much as digits as its factorization.

42100012433203 is an evil number, because the sum of its binary digits is even.

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

Adding to 42100012433203 its reverse (30233421000124), we get a palindrome (72333433433327).

The spelling of 42100012433203 in words is "forty-two trillion, one hundred billion, twelve million, four hundred thirty-three thousand, two hundred three".