222123022101 has 48 divisors (see below), whose sum is σ = 329891455296. Its totient is φ = 143963059968.

The previous prime is 222123022097. The next prime is 222123022117. The reversal of 222123022101 is 101220321222.

222123022101 is a `hidden beast` number, since 2 + 221 + 230 + 2 + 210 + 1 = 666.

It is not a de Polignac number, because 222123022101 - 2² = 222123022097 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (222123022171) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 26975481 + ... + 26983713.

It is an arithmetic number, because the mean of its divisors is an integer number (6872738652).

Almost surely, 2^222123022101 is an apocalyptic number.

It is an amenable number.

222123022101 is a deficient number, since it is larger than the sum of its proper divisors (107768433195).

222123022101 is a wasteful number, since it uses less digits than its factorization.

222123022101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8802 (or 8799 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

Adding to 222123022101 its reverse (101220321222), we get a palindrome (323343343323).

The spelling of 222123022101 in words is "two hundred twenty-two billion, one hundred twenty-three million, twenty-two thousand, one hundred one".