42321022420203 has 6 divisors (see below), whose sum is σ = 61130365718084. Its totient is φ = 28214014946796.

The previous prime is 42321022420163. The next prime is 42321022420211. The reversal of 42321022420203 is 30202422012324.

42321022420203 is a `hidden beast` number, since 4 + 2 + 3 + 2 + 10 + 22 + 420 + 203 = 666.

It is not a de Polignac number, because 42321022420203 - 2¹² = 42321022416107 is a prime.

It is a super-2 number, since 2×42321022420203² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (42321022420253) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2351167912225 + ... + 2351167912242.

Almost surely, 2^{42321022420203} is an apocalyptic number.

42321022420203 is a deficient number, since it is larger than the sum of its proper divisors (18809343297881).

42321022420203 is a wasteful number, since it uses less digits than its factorization.

42321022420203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4702335824473 (or 4702335824470 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 27.

Adding to 42321022420203 its reverse (30202422012324), we get a palindrome (72523444432527).

The spelling of 42321022420203 in words is "forty-two trillion, three hundred twenty-one billion, twenty-two million, four hundred twenty thousand, two hundred three".