101344044421 has 2 divisors, whose sum is σ = 101344044422. Its totient is φ = 101344044420.

The previous prime is 101344044391. The next prime is 101344044427. The reversal of 101344044421 is 124440443101.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 51576681025 + 49767363396 = 227105^2 + 223086^2 .

It is a cyclic number.

It is not a de Polignac number, because 101344044421 - 2¹⁵ = 101344011653 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 101344044421.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (101344044427) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50672022210 + 50672022211.

It is an arithmetic number, because the mean of its divisors is an integer number (50672022211).

Almost surely, 2^101344044421 is an apocalyptic number.

It is an amenable number.

101344044421 is a deficient number, since it is larger than the sum of its proper divisors (1).

101344044421 is an equidigital number, since it uses as much as digits as its factorization.

101344044421 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6144, while the sum is 28.

Adding to 101344044421 its reverse (124440443101), we get a palindrome (225784487522).

The spelling of 101344044421 in words is "one hundred one billion, three hundred forty-four million, forty-four thousand, four hundred twenty-one".