22121120101011 has 8 divisors (see below), whose sum is σ = 31229816613264. Its totient is φ = 13879918494720.

The previous prime is 22121120100979. The next prime is 22121120101013. The reversal of 22121120101011 is 11010102112122.

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 22121120101011 - 2⁵ = 22121120100979 is a prime.

It is not an unprimeable number, because it can be changed into a prime (22121120101013) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 216873726430 + ... + 216873726531.

It is an arithmetic number, because the mean of its divisors is an integer number (3903727076658).

Almost surely, 2^{22121120101011} is an apocalyptic number.

22121120101011 is a deficient number, since it is larger than the sum of its proper divisors (9108696512253).

22121120101011 is a wasteful number, since it uses less digits than its factorization.

22121120101011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 433747452981.

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

Adding to 22121120101011 its reverse (11010102112122), we get a palindrome (33131222213133).

The spelling of 22121120101011 in words is "twenty-two trillion, one hundred twenty-one billion, one hundred twenty million, one hundred one thousand, eleven".