22001133202031 has 4 divisors (see below), whose sum is σ = 22002784084512. Its totient is φ = 21999482319552.

The previous prime is 22001133202003. The next prime is 22001133202093. The reversal of 22001133202031 is 13020233110022.

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 22001133202031 - 2¹⁸ = 22001132939887 is a prime.

It is a super-2 number, since 2×22001133202031² (a number of 27 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 = 22001133201994 and 22001133202012.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22001133202001) 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, 825421250 + ... + 825447903.

It is an arithmetic number, because the mean of its divisors is an integer number (5500696021128).

Almost surely, 2^{22001133202031} is an apocalyptic number.

22001133202031 is a deficient number, since it is larger than the sum of its proper divisors (1650882481).

22001133202031 is a wasteful number, since it uses less digits than its factorization.

22001133202031 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1650882480.

The product of its (nonzero) digits is 432, while the sum is 20.

Adding to 22001133202031 its reverse (13020233110022), we get a palindrome (35021366312053).

The spelling of 22001133202031 in words is "twenty-two trillion, one billion, one hundred thirty-three million, two hundred two thousand, thirty-one".