20110453075 has 12 divisors (see below), whose sum is σ = 26021178288. Its totient is φ = 15388868000.

The previous prime is 20110453073. The next prime is 20110453087. The reversal of 20110453075 is 57035401102.

It is a happy number.

It is not a de Polignac number, because 20110453075 - 2¹ = 20110453073 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (20110453073) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 17486776 + ... + 17487925.

It is an arithmetic number, because the mean of its divisors is an integer number (2168431524).

Almost surely, 2^20110453075 is an apocalyptic number.

20110453075 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

20110453075 is a deficient number, since it is larger than the sum of its proper divisors (5910725213).

20110453075 is a wasteful number, since it uses less digits than its factorization.

20110453075 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34974734 (or 34974729 counting only the distinct ones).

The product of its (nonzero) digits is 4200, while the sum is 28.

Adding to 20110453075 its reverse (57035401102), we get a palindrome (77145854177).

The spelling of 20110453075 in words is "twenty billion, one hundred ten million, four hundred fifty-three thousand, seventy-five".