10244321939 has 2 divisors, whose sum is σ = 10244321940. Its totient is φ = 10244321938.

The previous prime is 10244321911. The next prime is 10244321977. The reversal of 10244321939 is 93912344201.

It is an a-pointer prime, because the next prime (10244321977) can be obtained adding 10244321939 to its sum of digits (38).

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 10244321939 - 2³² = 5949354643 is a prime.

It is a super-2 number, since 2×10244321939² (a number of 21 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (10244320939) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5122160969 + 5122160970.

It is an arithmetic number, because the mean of its divisors is an integer number (5122160970).

Almost surely, 2^10244321939 is an apocalyptic number.

10244321939 is a deficient number, since it is larger than the sum of its proper divisors (1).

10244321939 is an equidigital number, since it uses as much as digits as its factorization.

10244321939 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 46656, while the sum is 38.

The spelling of 10244321939 in words is "ten billion, two hundred forty-four million, three hundred twenty-one thousand, nine hundred thirty-nine".