22121122101 has 8 divisors (see below), whose sum is σ = 31763662560. Its totient is φ = 13612998192.

The previous prime is 22121122099. The next prime is 22121122141. The reversal of 22121122101 is 10122112122.

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

It is not a de Polignac number, because 22121122101 - 2¹ = 22121122099 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22121122141) 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, 283604091 + ... + 283604168.

It is an arithmetic number, because the mean of its divisors is an integer number (3970457820).

Almost surely, 2^22121122101 is an apocalyptic number.

It is an amenable number.

22121122101 is a deficient number, since it is larger than the sum of its proper divisors (9642540459).

22121122101 is a wasteful number, since it uses less digits than its factorization.

22121122101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 567208275.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 22121122101 its reverse (10122112122), we get a palindrome (32243234223).

The spelling of 22121122101 in words is "twenty-two billion, one hundred twenty-one million, one hundred twenty-two thousand, one hundred one".