10043316222661 has 4 divisors (see below), whose sum is σ = 10053269956300. Its totient is φ = 10033362489024.

The previous prime is 10043316222547. The next prime is 10043316222683. The reversal of 10043316222661 is 16622261334001.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 2882928930561 + 7160387292100 = 1697919^2 + 2675890^2 .

It is a cyclic number.

It is not a de Polignac number, because 10043316222661 - 2²⁵ = 10043282668229 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 10043316222661.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10043316222461) 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, 4976865306 + ... + 4976867323.

It is an arithmetic number, because the mean of its divisors is an integer number (2513317489075).

Almost surely, 2^{10043316222661} is an apocalyptic number.

It is an amenable number.

10043316222661 is a deficient number, since it is larger than the sum of its proper divisors (9953733639).

10043316222661 is an equidigital number, since it uses as much as digits as its factorization.

10043316222661 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9953733638.

The product of its (nonzero) digits is 62208, while the sum is 37.

Adding to 10043316222661 its reverse (16622261334001), we get a palindrome (26665577556662).

The spelling of 10043316222661 in words is "ten trillion, forty-three billion, three hundred sixteen million, two hundred twenty-two thousand, six hundred sixty-one".