2321101493 has 2 divisors, whose sum is σ = 2321101494. Its totient is φ = 2321101492.

The previous prime is 2321101441. The next prime is 2321101561. The reversal of 2321101493 is 3941011232.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2158717444 + 162384049 = 46462^2 + 12743^2 .

It is a cyclic number.

It is not a de Polignac number, because 2321101493 - 2¹⁶ = 2321035957 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2321121493) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1160550746 + 1160550747.

It is an arithmetic number, because the mean of its divisors is an integer number (1160550747).

Almost surely, 2^2321101493 is an apocalyptic number.

It is an amenable number.

2321101493 is a deficient number, since it is larger than the sum of its proper divisors (1).

2321101493 is an equidigital number, since it uses as much as digits as its factorization.

2321101493 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1296, while the sum is 26.

The square root of 2321101493 is about 48177.8112101411. The cubic root of 2321101493 is about 1324.0306650452.

The spelling of 2321101493 in words is "two billion, three hundred twenty-one million, one hundred one thousand, four hundred ninety-three".