22002001011 has 12 divisors (see below), whose sum is σ = 32555806920. Its totient is φ = 14310244320.

The previous prime is 22002000991. The next prime is 22002001019. The reversal of 22002001011 is 11010020022.

It is not a de Polignac number, because 22002001011 - 2⁹ = 22002000499 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a junction number, because it is equal to n+sod(n) for n = 22002000984 and 22002001002.

It is not an unprimeable number, because it can be changed into a prime (22002001019) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 29812641 + ... + 29813378.

It is an arithmetic number, because the mean of its divisors is an integer number (2712983910).

Almost surely, 2^22002001011 is an apocalyptic number.

22002001011 is a deficient number, since it is larger than the sum of its proper divisors (10553805909).

22002001011 is a wasteful number, since it uses less digits than its factorization.

22002001011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 59626066 (or 59626063 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 9.

Adding to 22002001011 its reverse (11010020022), we get a palindrome (33012021033).

The spelling of 22002001011 in words is "twenty-two billion, two million, one thousand, eleven".