2211445012331 has 4 divisors (see below), whose sum is σ = 2228857965312. Its totient is φ = 2194032059352.

The previous prime is 2211445012321. The next prime is 2211445012349. The reversal of 2211445012331 is 1332105441122.

It is a happy number.

2211445012331 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.

It is a cyclic number.

It is not a de Polignac number, because 2211445012331 - 2²⁶ = 2211377903467 is a prime.

It is a super-2 number, since 2×2211445012331² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2211445012294 and 2211445012303.

It is not an unprimeable number, because it can be changed into a prime (2211445012321) 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, 8706476300 + ... + 8706476553.

It is an arithmetic number, because the mean of its divisors is an integer number (557214491328).

Almost surely, 2^{2211445012331} is an apocalyptic number.

2211445012331 is a deficient number, since it is larger than the sum of its proper divisors (17412952981).

2211445012331 is a wasteful number, since it uses less digits than its factorization.

2211445012331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17412952980.

The product of its (nonzero) digits is 5760, while the sum is 29.

The spelling of 2211445012331 in words is "two trillion, two hundred eleven billion, four hundred forty-five million, twelve thousand, three hundred thirty-one".