22311231112001 has 8 divisors (see below), whose sum is σ = 24053343482280. Its totient is φ = 20572813573632.

The previous prime is 22311231111989. The next prime is 22311231112031. The reversal of 22311231112001 is 10021113211322.

It can be written as a sum of positive squares in 4 ways, for example, as 4828672235776 + 17482558876225 = 2197424^2 + 4181215^2 .

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 22311231112001 - 2¹⁰ = 22311231110977 is a prime.

It is a super-3 number, since 3×22311231112001³ (a number of 41 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22311231112031) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 923695430 + ... + 923719583.

It is an arithmetic number, because the mean of its divisors is an integer number (3006667935285).

Almost surely, 2^{22311231112001} is an apocalyptic number.

It is an amenable number.

22311231112001 is a deficient number, since it is larger than the sum of its proper divisors (1742112370279).

22311231112001 is a wasteful number, since it uses less digits than its factorization.

22311231112001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1847415955.

The product of its (nonzero) digits is 144, while the sum is 20.

Adding to 22311231112001 its reverse (10021113211322), we get a palindrome (32332344323323).

The spelling of 22311231112001 in words is "twenty-two trillion, three hundred eleven billion, two hundred thirty-one million, one hundred twelve thousand, one".