22212012021011 has 8 divisors (see below), whose sum is σ = 22256502028704. Its totient is φ = 22167549490240.

The previous prime is 22212012020993. The next prime is 22212012021041. The reversal of 22212012021011 is 11012021021222.

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

It is a cyclic number.

It is not a de Polignac number, because 22212012021011 - 2¹⁰ = 22212012019987 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22212012021041) 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 7 ways as a sum of consecutive naturals, for example, 5250455 + ... + 8484768.

It is an arithmetic number, because the mean of its divisors is an integer number (2782062753588).

Almost surely, 2^{22212012021011} is an apocalyptic number.

22212012021011 is a deficient number, since it is larger than the sum of its proper divisors (44490007693).

22212012021011 is a wasteful number, since it uses less digits than its factorization.

22212012021011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13738461.

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 22212012021011 its reverse (11012021021222), we get a palindrome (33224033042233).

The spelling of 22212012021011 in words is "twenty-two trillion, two hundred twelve billion, twelve million, twenty-one thousand, eleven".