42130340999 has 2 divisors, whose sum is σ = 42130341000. Its totient is φ = 42130340998.

The previous prime is 42130340983. The next prime is 42130341037. The reversal of 42130340999 is 99904303124.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 42130340999 - 2⁴ = 42130340983 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (42130343999) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21065170499 + 21065170500.

It is an arithmetic number, because the mean of its divisors is an integer number (21065170500).

Almost surely, 2^42130340999 is an apocalyptic number.

42130340999 is a deficient number, since it is larger than the sum of its proper divisors (1).

42130340999 is an equidigital number, since it uses as much as digits as its factorization.

42130340999 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 209952, while the sum is 44.

The spelling of 42130340999 in words is "forty-two billion, one hundred thirty million, three hundred forty thousand, nine hundred ninety-nine".