202221011200023 has 24 divisors (see below), whose sum is σ = 292932376446528. Its totient is φ = 134428477151232.

The previous prime is 202221011199967. The next prime is 202221011200099. The reversal of 202221011200023 is 320002110122202.

It is not a de Polignac number, because 202221011200023 - 2¹⁶ = 202221011134487 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 202221011199969 and 202221011200005.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (202221011200223) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 119782911 + ... + 121459407.

It is an arithmetic number, because the mean of its divisors is an integer number (12205515685272).

Almost surely, 2^{202221011200023} is an apocalyptic number.

202221011200023 is a deficient number, since it is larger than the sum of its proper divisors (90711365246505).

202221011200023 is a wasteful number, since it uses less digits than its factorization.

202221011200023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1714823 (or 1714820 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

Adding to 202221011200023 its reverse (320002110122202), we get a palindrome (522223121322225).

The spelling of 202221011200023 in words is "two hundred two trillion, two hundred twenty-one billion, eleven million, two hundred thousand, twenty-three".