22121705101 has 8 divisors (see below), whose sum is σ = 22468965824. Its totient is φ = 21774947040.

The previous prime is 22121705041. The next prime is 22121705113. The reversal of 22121705101 is 10150712122.

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

It is a cyclic number.

It is not a de Polignac number, because 22121705101 - 2¹⁵ = 22121672333 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 (22121705131) 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, 36465 + ... + 213478.

It is an arithmetic number, because the mean of its divisors is an integer number (2808620728).

Almost surely, 2^22121705101 is an apocalyptic number.

It is an amenable number.

22121705101 is a deficient number, since it is larger than the sum of its proper divisors (347260723).

22121705101 is a wasteful number, since it uses less digits than its factorization.

22121705101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 251331.

The product of its (nonzero) digits is 280, while the sum is 22.

The spelling of 22121705101 in words is "twenty-two billion, one hundred twenty-one million, seven hundred five thousand, one hundred one".