221021113414023 has 96 divisors (see below), whose sum is σ = 350770591808000. Its totient is φ = 133281162609408.

The previous prime is 221021113414009. The next prime is 221021113414033. The reversal of 221021113414023 is 320414311120122.

221021113414023 is a `hidden beast` number, since 2 + 2 + 1 + 0 + 211 + 1 + 3 + 41 + 402 + 3 = 666.

It is not a de Polignac number, because 221021113414023 - 2⁹ = 221021113413511 is a prime.

It is a super-2 number, since 2×221021113414023² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (221021113414033) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 9015002361 + ... + 9015026877.

Almost surely, 2^{221021113414023} is an apocalyptic number.

221021113414023 is a deficient number, since it is larger than the sum of its proper divisors (129749478393977).

221021113414023 is a wasteful number, since it uses less digits than its factorization.

221021113414023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30581 (or 30578 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 27.

Adding to 221021113414023 its reverse (320414311120122), we get a palindrome (541435424534145).

The spelling of 221021113414023 in words is "two hundred twenty-one trillion, twenty-one billion, one hundred thirteen million, four hundred fourteen thousand, twenty-three".