10421299561019 has 2 divisors, whose sum is σ = 10421299561020. Its totient is φ = 10421299561018.

The previous prime is 10421299560983. The next prime is 10421299561037. The reversal of 10421299561019 is 91016599212401.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-10421299561019 is a prime.

It is a super-2 number, since 2×10421299561019² (a number of 27 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (10421299561069) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5210649780509 + 5210649780510.

It is an arithmetic number, because the mean of its divisors is an integer number (5210649780510).

Almost surely, 2^{10421299561019} is an apocalyptic number.

10421299561019 is a deficient number, since it is larger than the sum of its proper divisors (1).

10421299561019 is an equidigital number, since it uses as much as digits as its factorization.

10421299561019 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 349920, while the sum is 50.

The spelling of 10421299561019 in words is "ten trillion, four hundred twenty-one billion, two hundred ninety-nine million, five hundred sixty-one thousand, nineteen".