221002201120023 has 8 divisors (see below), whose sum is σ = 327410668326000. Its totient is φ = 147334800746664.

The previous prime is 221002201120007. The next prime is 221002201120061. The reversal of 221002201120023 is 320021102200122.

221002201120023 is a `hidden beast` number, since 2 + 210 + 0 + 220 + 11 + 200 + 23 = 666.

It is not a de Polignac number, because 221002201120023 - 2⁴ = 221002201120007 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 221002201119978 and 221002201120005.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (221002201120093) 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, 4092633354048 + ... + 4092633354101.

It is an arithmetic number, because the mean of its divisors is an integer number (40926333540750).

Almost surely, 2^{221002201120023} is an apocalyptic number.

221002201120023 is a deficient number, since it is larger than the sum of its proper divisors (106408467205977).

221002201120023 is an equidigital number, since it uses as much as digits as its factorization.

221002201120023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8185266708158 (or 8185266708152 counting only the distinct ones).

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

Adding to 221002201120023 its reverse (320021102200122), we get a palindrome (541023303320145).

The spelling of 221002201120023 in words is "two hundred twenty-one trillion, two billion, two hundred one million, one hundred twenty thousand, twenty-three".