22201122331 has 8 divisors (see below), whose sum is σ = 22796616960. Its totient is φ = 21612934632.

The previous prime is 22201122323. The next prime is 22201122343. The reversal of 22201122331 is 13322110222.

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

It is a cyclic number.

It is not a de Polignac number, because 22201122331 - 2³ = 22201122323 is a prime.

It is a super-2 number, since 2×22201122331² (a number of 21 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 = 22201122299 and 22201122308.

It is not an unprimeable number, because it can be changed into a prime (22201122311) 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, 1820575 + ... + 1832728.

It is an arithmetic number, because the mean of its divisors is an integer number (2849577120).

Almost surely, 2^22201122331 is an apocalyptic number.

22201122331 is a deficient number, since it is larger than the sum of its proper divisors (595494629).

22201122331 is a wasteful number, since it uses less digits than its factorization.

22201122331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3653465.

The product of its (nonzero) digits is 288, while the sum is 19.

Adding to 22201122331 its reverse (13322110222), we get a palindrome (35523232553).

The spelling of 22201122331 in words is "twenty-two billion, two hundred one million, one hundred twenty-two thousand, three hundred thirty-one".