22001211002 has 16 divisors (see below), whose sum is σ = 33382990080. Its totient is φ = 10873624608.

The previous prime is 22001210999. The next prime is 22001211019. The reversal of 22001211002 is 20011210022.

It is a happy number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 613943 + ... + 648789.

It is an arithmetic number, because the mean of its divisors is an integer number (2086436880).

Almost surely, 2^22001211002 is an apocalyptic number.

22001211002 is a deficient number, since it is larger than the sum of its proper divisors (11381779078).

22001211002 is a wasteful number, since it uses less digits than its factorization.

22001211002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38485.

The product of its (nonzero) digits is 16, while the sum is 11.

Adding to 22001211002 its reverse (20011210022), we get a palindrome (42012421024).

The spelling of 22001211002 in words is "twenty-two billion, one million, two hundred eleven thousand, two".