9261112222321 has 4 divisors (see below), whose sum is σ = 9511412552692. Its totient is φ = 9010811891952.

The previous prime is 9261112222291. The next prime is 9261112222339. The reversal of 9261112222321 is 1232222111629.

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 8566158240000 + 694953982321 = 2926800^2 + 833639^2 .

It is a cyclic number.

It is not a de Polignac number, because 9261112222321 - 2³⁷ = 9123673268849 is a prime.

It is a super-2 number, since 2×9261112222321² (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 (9261112322321) 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, 125150165130 + ... + 125150165203.

It is an arithmetic number, because the mean of its divisors is an integer number (2377853138173).

Almost surely, 2^{9261112222321} is an apocalyptic number.

It is an amenable number.

9261112222321 is a deficient number, since it is larger than the sum of its proper divisors (250300330371).

9261112222321 is a wasteful number, since it uses less digits than its factorization.

9261112222321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 250300330370.

The product of its digits is 10368, while the sum is 34.

The spelling of 9261112222321 in words is "nine trillion, two hundred sixty-one billion, one hundred twelve million, two hundred twenty-two thousand, three hundred twenty-one".