22001000000002 has 8 divisors (see below), whose sum is σ = 33036348471696. Its totient is φ = 10988883842772.

The previous prime is 22000999999969. The next prime is 22001000000009. The reversal of 22001000000002 is 20000000010022.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (22001000000009) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5808076248 + ... + 5808080035.

It is an arithmetic number, because the mean of its divisors is an integer number (4129543558962).

Almost surely, 2^{22001000000002} is an apocalyptic number.

22001000000002 is a deficient number, since it is larger than the sum of its proper divisors (11035348471694).

22001000000002 is a wasteful number, since it uses less digits than its factorization.

22001000000002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11616157232.

The product of its (nonzero) digits is 8, while the sum is 7.

Adding to 22001000000002 its reverse (20000000010022), we get a palindrome (42001000010024).

The spelling of 22001000000002 in words is "twenty-two trillion, one billion, two", and thus it is an aban number and an uban number.