2101442053 has 2 divisors, whose sum is σ = 2101442054. Its totient is φ = 2101442052.

The previous prime is 2101442039. The next prime is 2101442059. The reversal of 2101442053 is 3502441012.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2041503489 + 59938564 = 45183^2 + 7742^2 .

It is a cyclic number.

It is not a de Polignac number, because 2101442053 - 2⁹ = 2101441541 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2101442059) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1050721026 + 1050721027.

It is an arithmetic number, because the mean of its divisors is an integer number (1050721027).

Almost surely, 2^2101442053 is an apocalyptic number.

It is an amenable number.

2101442053 is a deficient number, since it is larger than the sum of its proper divisors (1).

2101442053 is an equidigital number, since it uses as much as digits as its factorization.

2101442053 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 960, while the sum is 22.

The square root of 2101442053 is about 45841.4883375311. The cubic root of 2101442053 is about 1280.8722190338.

Adding to 2101442053 its reverse (3502441012), we get a palindrome (5603883065).

The spelling of 2101442053 in words is "two billion, one hundred one million, four hundred forty-two thousand, fifty-three".