42131444302403 has 2 divisors, whose sum is σ = 42131444302404. Its totient is φ = 42131444302402.

The previous prime is 42131444302397. The next prime is 42131444302421. The reversal of 42131444302403 is 30420344413124.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 42131444302403 - 2⁸ = 42131444302147 is a prime.

It is a super-2 number, since 2×42131444302403² (a number of 28 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (42131444302433) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21065722151201 + 21065722151202.

It is an arithmetic number, because the mean of its divisors is an integer number (21065722151202).

Almost surely, 2^{42131444302403} is an apocalyptic number.

42131444302403 is a deficient number, since it is larger than the sum of its proper divisors (1).

42131444302403 is an equidigital number, since it uses as much as digits as its factorization.

42131444302403 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 110592, while the sum is 35.

Adding to 42131444302403 its reverse (30420344413124), we get a palindrome (72551788715527).

The spelling of 42131444302403 in words is "forty-two trillion, one hundred thirty-one billion, four hundred forty-four million, three hundred two thousand, four hundred three".