23212201112021 has 8 divisors (see below), whose sum is σ = 23349269733504. Its totient is φ = 23075532691920.

The previous prime is 23212201112017. The next prime is 23212201112053. The reversal of 23212201112021 is 12021110221232.

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 23212201112021 - 2² = 23212201112017 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 23212201111984 and 23212201112002.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23212201162021) 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, 99934001 + ... + 100166006.

It is an arithmetic number, because the mean of its divisors is an integer number (2918658716688).

Almost surely, 2^{23212201112021} is an apocalyptic number.

It is an amenable number.

23212201112021 is a deficient number, since it is larger than the sum of its proper divisors (137068621483).

23212201112021 is a wasteful number, since it uses less digits than its factorization.

23212201112021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 200100691.

The product of its (nonzero) digits is 192, while the sum is 20.

Adding to 23212201112021 its reverse (12021110221232), we get a palindrome (35233311333253).

The spelling of 23212201112021 in words is "twenty-three trillion, two hundred twelve billion, two hundred one million, one hundred twelve thousand, twenty-one".