42211042499 has 2 divisors, whose sum is σ = 42211042500. Its totient is φ = 42211042498.

The previous prime is 42211042469. The next prime is 42211042589. The reversal of 42211042499 is 99424011224.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 42211042499 - 2³² = 37916075203 is a prime.

It is not a weakly prime, because it can be changed into another prime (42211042429) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21105521249 + 21105521250.

It is an arithmetic number, because the mean of its divisors is an integer number (21105521250).

Almost surely, 2^42211042499 is an apocalyptic number.

42211042499 is a deficient number, since it is larger than the sum of its proper divisors (1).

42211042499 is an equidigital number, since it uses as much as digits as its factorization.

42211042499 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 41472, while the sum is 38.

The spelling of 42211042499 in words is "forty-two billion, two hundred eleven million, forty-two thousand, four hundred ninety-nine".