22001220210002 has 16 divisors (see below), whose sum is σ = 36005957214624. Its totient is φ = 9999454500000.

The previous prime is 22001220209981. The next prime is 22001220210083. The reversal of 22001220210002 is 20001202210022.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 54802499 + ... + 55202502.

It is an arithmetic number, because the mean of its divisors is an integer number (2250372325914).

Almost surely, 2^{22001220210002} is an apocalyptic number.

22001220210002 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

22001220210002 is a deficient number, since it is larger than the sum of its proper divisors (14004737004622).

22001220210002 is a wasteful number, since it uses less digits than its factorization.

22001220210002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 110014105.

The product of its (nonzero) digits is 64, while the sum is 14.

Adding to 22001220210002 its reverse (20001202210022), we get a palindrome (42002422420024).

It can be divided in two parts, 22001220 and 210002, that added together give a palindrome (22211222).

The spelling of 22001220210002 in words is "twenty-two trillion, one billion, two hundred twenty million, two hundred ten thousand, two".