10510122071721 has 4 divisors (see below), whose sum is σ = 14013496095632. Its totient is φ = 7006748047812.

The previous prime is 10510122071707. The next prime is 10510122071731. The reversal of 10510122071721 is 12717022101501.

10510122071721 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 10510122071721 - 2¹¹ = 10510122069673 is a prime.

It is a super-2 number, since 2×10510122071721² (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 (10510122071731) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1751687011951 + ... + 1751687011956.

It is an arithmetic number, because the mean of its divisors is an integer number (3503374023908).

Almost surely, 2^{10510122071721} is an apocalyptic number.

It is an amenable number.

10510122071721 is a deficient number, since it is larger than the sum of its proper divisors (3503374023911).

10510122071721 is an equidigital number, since it uses as much as digits as its factorization.

10510122071721 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3503374023910.

The product of its (nonzero) digits is 1960, while the sum is 30.

The spelling of 10510122071721 in words is "ten trillion, five hundred ten billion, one hundred twenty-two million, seventy-one thousand, seven hundred twenty-one".