21110776075353 has 8 divisors (see below), whose sum is σ = 28533286385248. Its totient is φ = 13881058241184.

The previous prime is 21110776075339. The next prime is 21110776075457. The reversal of 21110776075353 is 35357067701112.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 21110776075353 - 2⁹ = 21110776074841 is a prime.

It is a super-2 number, since 2×21110776075353² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (21110776075253) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 48198118675 + ... + 48198119112.

It is an arithmetic number, because the mean of its divisors is an integer number (3566660798156).

Almost surely, 2^{21110776075353} is an apocalyptic number.

It is an amenable number.

21110776075353 is a deficient number, since it is larger than the sum of its proper divisors (7422510309895).

21110776075353 is an equidigital number, since it uses as much as digits as its factorization.

21110776075353 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 96396237863.

The product of its (nonzero) digits is 926100, while the sum is 48.

The spelling of 21110776075353 in words is "twenty-one trillion, one hundred ten billion, seven hundred seventy-six million, seventy-five thousand, three hundred fifty-three".