22002210001 has 12 divisors (see below), whose sum is σ = 22471314732. Its totient is φ = 21541694976.

The previous prime is 22002209981. The next prime is 22002210019. The reversal of 22002210001 is 10001220022.

It can be written as a sum of positive squares in 6 ways, for example, as 415548225 + 21586661776 = 20385^2 + 146924^2 .

It is a de Polignac number, because none of the positive numbers 2^k-22002210001 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 22002210001.

It is not an unprimeable number, because it can be changed into a prime (22002210091) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 715005 + ... + 745141.

It is an arithmetic number, because the mean of its divisors is an integer number (1872609561).

Almost surely, 2^22002210001 is an apocalyptic number.

It is an amenable number.

22002210001 is a deficient number, since it is larger than the sum of its proper divisors (469104731).

22002210001 is an equidigital number, since it uses as much as digits as its factorization.

22002210001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30420 (or 30347 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 10.

Adding to 22002210001 its reverse (10001220022), we get a palindrome (32003430023).

It can be divided in two parts, 220022 and 10001, that multiplied together give a palindrome (2200440022).

The spelling of 22002210001 in words is "twenty-two billion, two million, two hundred ten thousand, one".