22000010210001 has 10 divisors (see below), whose sum is σ = 32864212782962. Its totient is φ = 14666673473280.

The previous prime is 22000010209973. The next prime is 22000010210107. The reversal of 22000010210001 is 10001201000022.

It can be written as a sum of positive squares in only one way, i.e., 21443197262400 + 556812947601 = 4630680^2 + 746199^2 .

It is not a de Polignac number, because 22000010210001 - 2⁶ = 22000010209937 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22000010210501) by changing a digit.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 135802532080 + ... + 135802532241.

Almost surely, 2^{22000010210001} is an apocalyptic number.

It is an amenable number.

22000010210001 is a deficient number, since it is larger than the sum of its proper divisors (10864202572961).

22000010210001 is an equidigital number, since it uses as much as digits as its factorization.

22000010210001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 271605064333 (or 271605064324 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 9.

Adding to 22000010210001 its reverse (10001201000022), we get a palindrome (32001211210023).

The spelling of 22000010210001 in words is "twenty-two trillion, ten million, two hundred ten thousand, one".