222100022101 has 4 divisors (see below), whose sum is σ = 225414947872. Its totient is φ = 218785096332.

The previous prime is 222100022059. The next prime is 222100022113. The reversal of 222100022101 is 101220001222.

It is a happy number.

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 a cyclic number.

It is not a de Polignac number, because 222100022101 - 2⁷ = 222100021973 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 (222100022201) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1657462785 + ... + 1657462918.

It is an arithmetic number, because the mean of its divisors is an integer number (56353736968).

Almost surely, 2^222100022101 is an apocalyptic number.

It is an amenable number.

222100022101 is a deficient number, since it is larger than the sum of its proper divisors (3314925771).

222100022101 is an equidigital number, since it uses as much as digits as its factorization.

222100022101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3314925770.

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 222100022101 its reverse (101220001222), we get a palindrome (323320023323).

The spelling of 222100022101 in words is "two hundred twenty-two billion, one hundred million, twenty-two thousand, one hundred one".