22002120011 has 8 divisors (see below), whose sum is σ = 22477191744. Its totient is φ = 21527337600.

The previous prime is 22002119977. The next prime is 22002120047. The reversal of 22002120011 is 11002120022.

It is a happy number.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-22002120011 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 22002119974 and 22002120001.

It is not an unprimeable number, because it can be changed into a prime (22002128011) 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, 85061 + ... + 226361.

It is an arithmetic number, because the mean of its divisors is an integer number (2809648968).

Almost surely, 2^22002120011 is an apocalyptic number.

22002120011 is a deficient number, since it is larger than the sum of its proper divisors (475071733).

22002120011 is a wasteful number, since it uses less digits than its factorization.

22002120011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 144661.

The product of its (nonzero) digits is 16, while the sum is 11.

Adding to 22002120011 its sum of digits (11), we get a palindrome (22002120022).

Adding to 22002120011 its reverse (11002120022), we get a palindrome (33004240033).

The spelling of 22002120011 in words is "twenty-two billion, two million, one hundred twenty thousand, eleven".