22021030001 has 16 divisors (see below), whose sum is σ = 24841603200. Its totient is φ = 19415645568.

The previous prime is 22021029973. The next prime is 22021030051. The reversal of 22021030001 is 10003012022.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 22021030001 - 2¹⁴ = 22021013617 is a prime.

It is not an unprimeable number, because it can be changed into a prime (22021030051) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 664796 + ... + 697133.

It is an arithmetic number, because the mean of its divisors is an integer number (1552600200).

Almost surely, 2^22021030001 is an apocalyptic number.

It is an amenable number.

22021030001 is a deficient number, since it is larger than the sum of its proper divisors (2820573199).

22021030001 is a wasteful number, since it uses less digits than its factorization.

22021030001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1362008.

The product of its (nonzero) digits is 24, while the sum is 11.

Adding to 22021030001 its reverse (10003012022), we get a palindrome (32024042023).

The spelling of 22021030001 in words is "twenty-two billion, twenty-one million, thirty thousand, one".