221302023101 has 8 divisors (see below), whose sum is σ = 226215535104. Its totient is φ = 216397051120.

The previous prime is 221302023097. The next prime is 221302023133. The reversal of 221302023101 is 101320203122.

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 221302023101 - 2² = 221302023097 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 221302023101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (221302323101) 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, 2082590 + ... + 2186271.

It is an arithmetic number, because the mean of its divisors is an integer number (28276941888).

Almost surely, 2^221302023101 is an apocalyptic number.

It is an amenable number.

221302023101 is a deficient number, since it is larger than the sum of its proper divisors (4913512003).

221302023101 is a wasteful number, since it uses less digits than its factorization.

221302023101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4270011.

The product of its (nonzero) digits is 144, while the sum is 17.

Adding to 221302023101 its reverse (101320203122), we get a palindrome (322622226223).

The spelling of 221302023101 in words is "two hundred twenty-one billion, three hundred two million, twenty-three thousand, one hundred one".