22021021101 has 8 divisors (see below), whose sum is σ = 29510404704. Its totient is φ = 14606159120.

The previous prime is 22021021093. The next prime is 22021021133. The reversal of 22021021101 is 10112012022.

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 22021021101 - 2³ = 22021021093 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22021021171) 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, 18629715 + ... + 18630896.

It is an arithmetic number, because the mean of its divisors is an integer number (3688800588).

Almost surely, 2^22021021101 is an apocalyptic number.

It is an amenable number.

22021021101 is a deficient number, since it is larger than the sum of its proper divisors (7489383603).

22021021101 is a wasteful number, since it uses less digits than its factorization.

22021021101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37260811.

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 22021021101 its reverse (10112012022), we get a palindrome (32133033123).

The spelling of 22021021101 in words is "twenty-two billion, twenty-one million, twenty-one thousand, one hundred one".