10220904449923 has 2 divisors, whose sum is σ = 10220904449924. Its totient is φ = 10220904449922.

The previous prime is 10220904449837. The next prime is 10220904449941. The reversal of 10220904449923 is 32994440902201.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-10220904449923 is a prime.

It is not a weakly prime, because it can be changed into another prime (10220904449963) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5110452224961 + 5110452224962.

It is an arithmetic number, because the mean of its divisors is an integer number (5110452224962).

Almost surely, 2^{10220904449923} is an apocalyptic number.

10220904449923 is a deficient number, since it is larger than the sum of its proper divisors (1).

10220904449923 is an equidigital number, since it uses as much as digits as its factorization.

10220904449923 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1119744, while the sum is 49.

The spelling of 10220904449923 in words is "ten trillion, two hundred twenty billion, nine hundred four million, four hundred forty-nine thousand, nine hundred twenty-three".