22121112212002 has 8 divisors (see below), whose sum is σ = 33222582831312. Its totient is φ = 11046917934900.

The previous prime is 22121112211997. The next prime is 22121112212039. The reversal of 22121112212002 is 20021221112122.

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6819083524 + ... + 6819086767.

It is an arithmetic number, because the mean of its divisors is an integer number (4152822853914).

Almost surely, 2^{22121112212002} is an apocalyptic number.

22121112212002 is a deficient number, since it is larger than the sum of its proper divisors (11101470619310).

22121112212002 is a wasteful number, since it uses less digits than its factorization.

22121112212002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13638171104.

The product of its (nonzero) digits is 128, while the sum is 19.

Adding to 22121112212002 its reverse (20021221112122), we get a palindrome (42142333324124).

The spelling of 22121112212002 in words is "twenty-two trillion, one hundred twenty-one billion, one hundred twelve million, two hundred twelve thousand, two".