22101011212011 has 8 divisors (see below), whose sum is σ = 30749232990720. Its totient is φ = 14093398453992.

The previous prime is 22101011211989. The next prime is 22101011212043. The reversal of 22101011212011 is 11021211010122.

It is a happy number.

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

It is not a de Polignac number, because 22101011212011 - 2⁷ = 22101011211883 is a prime.

It is not an unprimeable number, because it can be changed into a prime (22101011212711) by changing a digit.

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, 160152255091 + ... + 160152255228.

It is an arithmetic number, because the mean of its divisors is an integer number (3843654123840).

Almost surely, 2^{22101011212011} is an apocalyptic number.

22101011212011 is a deficient number, since it is larger than the sum of its proper divisors (8648221778709).

22101011212011 is a wasteful number, since it uses less digits than its factorization.

22101011212011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 320304510345.

The product of its (nonzero) digits is 16, while the sum is 15.

Adding to 22101011212011 its reverse (11021211010122), we get a palindrome (33122222222133).

The spelling of 22101011212011 in words is "twenty-two trillion, one hundred one billion, eleven million, two hundred twelve thousand, eleven".