222000102021 has 4 divisors (see below), whose sum is σ = 296000136032. Its totient is φ = 148000068012.

The previous prime is 222000102019. The next prime is 222000102047. The reversal of 222000102021 is 120201000222.

222000102021 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 222000102021 - 2¹ = 222000102019 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 222000101988 and 222000102006.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (222000102721) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 37000017001 + ... + 37000017006.

It is an arithmetic number, because the mean of its divisors is an integer number (74000034008).

Almost surely, 2^222000102021 is an apocalyptic number.

It is an amenable number.

222000102021 is a deficient number, since it is larger than the sum of its proper divisors (74000034011).

222000102021 is an equidigital number, since it uses as much as digits as its factorization.

222000102021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 74000034010.

The product of its (nonzero) digits is 32, while the sum is 12.

Adding to 222000102021 its reverse (120201000222), we get a palindrome (342201102243).

The spelling of 222000102021 in words is "two hundred twenty-two billion, one hundred two thousand, twenty-one".