221001112023 has 8 divisors (see below), whose sum is σ = 307479808128. Its totient is φ = 140928245304.

The previous prime is 221001112019. The next prime is 221001112027. The reversal of 221001112023 is 320211100122.

It is an interprime number because it is at equal distance from previous prime (221001112019) and next prime (221001112027).

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 221001112023 - 2² = 221001112019 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 221001111993 and 221001112011.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (221001112027) 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, 1601457265 + ... + 1601457402.

It is an arithmetic number, because the mean of its divisors is an integer number (38434976016).

Almost surely, 2^221001112023 is an apocalyptic number.

221001112023 is a gapful number since it is divisible by the number (23) formed by its first and last digit.

221001112023 is a deficient number, since it is larger than the sum of its proper divisors (86478696105).

221001112023 is a wasteful number, since it uses less digits than its factorization.

221001112023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3202914693.

The product of its (nonzero) digits is 48, while the sum is 15.

Adding to 221001112023 its reverse (320211100122), we get a palindrome (541212212145).

The spelling of 221001112023 in words is "two hundred twenty-one billion, one million, one hundred twelve thousand, twenty-three".