22210122021011 has 4 divisors (see below), whose sum is σ = 22219740958800. Its totient is φ = 22200503083224.

The previous prime is 22210122020981. The next prime is 22210122021079. The reversal of 22210122021011 is 11012022101222.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-22210122021011 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22210122021091) 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 3 ways as a sum of consecutive naturals, for example, 4809465431 + ... + 4809470048.

It is an arithmetic number, because the mean of its divisors is an integer number (5554935239700).

Almost surely, 2^{22210122021011} is an apocalyptic number.

22210122021011 is a deficient number, since it is larger than the sum of its proper divisors (9618937789).

22210122021011 is an equidigital number, since it uses as much as digits as its factorization.

22210122021011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9618937788.

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

Adding to 22210122021011 its reverse (11012022101222), we get a palindrome (33222144122233).

The spelling of 22210122021011 in words is "twenty-two trillion, two hundred ten billion, one hundred twenty-two million, twenty-one thousand, eleven".