221202023101 has 8 divisors (see below), whose sum is σ = 228894664320. Its totient is φ = 213513714288.

The previous prime is 221202023083. The next prime is 221202023153. The reversal of 221202023101 is 101320202122.

It is a happy number.

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

It is not a de Polignac number, because 221202023101 - 2⁷ = 221202022973 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (221202020101) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 979041 + ... + 1183606.

It is an arithmetic number, because the mean of its divisors is an integer number (28611833040).

Almost surely, 2^221202023101 is an apocalyptic number.

It is an amenable number.

221202023101 is a deficient number, since it is larger than the sum of its proper divisors (7692641219).

221202023101 is a wasteful number, since it uses less digits than its factorization.

221202023101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2166203.

The product of its (nonzero) digits is 96, while the sum is 16.

Adding to 221202023101 its reverse (101320202122), we get a palindrome (322522225223).

The spelling of 221202023101 in words is "two hundred twenty-one billion, two hundred two million, twenty-three thousand, one hundred one".