22001022105 has 32 divisors (see below), whose sum is σ = 35321702400. Its totient is φ = 11693922240.

The previous prime is 22001022079. The next prime is 22001022151. The reversal of 22001022105 is 50122010022.

It is not a de Polignac number, because 22001022105 - 2⁶ = 22001022041 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 10983034 + ... + 10985036.

It is an arithmetic number, because the mean of its divisors is an integer number (1103803200).

Almost surely, 2^22001022105 is an apocalyptic number.

It is an amenable number.

22001022105 is a deficient number, since it is larger than the sum of its proper divisors (13320680295).

22001022105 is a wasteful number, since it uses less digits than its factorization.

22001022105 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4141.

The product of its (nonzero) digits is 80, while the sum is 15.

Adding to 22001022105 its reverse (50122010022), we get a palindrome (72123032127).

The spelling of 22001022105 in words is "twenty-two billion, one million, twenty-two thousand, one hundred five".