42001503331 has 2 divisors, whose sum is σ = 42001503332. Its totient is φ = 42001503330.

The previous prime is 42001503319. The next prime is 42001503361. The reversal of 42001503331 is 13330510024.

42001503331 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 42001503331 - 2¹³ = 42001495139 is a prime.

It is a super-2 number, since 2×42001503331² (a number of 22 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (42001503361) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21000751665 + 21000751666.

It is an arithmetic number, because the mean of its divisors is an integer number (21000751666).

Almost surely, 2^42001503331 is an apocalyptic number.

42001503331 is a deficient number, since it is larger than the sum of its proper divisors (1).

42001503331 is an equidigital number, since it uses as much as digits as its factorization.

42001503331 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1080, while the sum is 22.

The spelling of 42001503331 in words is "forty-two billion, one million, five hundred three thousand, three hundred thirty-one".