112021030453 has 2 divisors, whose sum is σ = 112021030454. Its totient is φ = 112021030452.

The previous prime is 112021030423. The next prime is 112021030463. The reversal of 112021030453 is 354030120211.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 108473398609 + 3547631844 = 329353^2 + 59562^2 .

It is an emirp because it is prime and its reverse (354030120211) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 112021030453 - 2³³ = 103431095861 is a prime.

It is a super-2 number, since 2×112021030453² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (112021030403) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56010515226 + 56010515227.

It is an arithmetic number, because the mean of its divisors is an integer number (56010515227).

Almost surely, 2^112021030453 is an apocalyptic number.

It is an amenable number.

112021030453 is a deficient number, since it is larger than the sum of its proper divisors (1).

112021030453 is an equidigital number, since it uses as much as digits as its factorization.

112021030453 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 720, while the sum is 22.

Adding to 112021030453 its reverse (354030120211), we get a palindrome (466051150664).

The spelling of 112021030453 in words is "one hundred twelve billion, twenty-one million, thirty thousand, four hundred fifty-three".