22033121011111 has 12 divisors (see below), whose sum is σ = 25630780742280. Its totient is φ = 18885226148880.

The previous prime is 22033121011103. The next prime is 22033121011117. The reversal of 22033121011111 is 11111012133022.

It is not a de Polignac number, because 22033121011111 - 2³ = 22033121011103 is a prime.

It is a super-2 number, since 2×22033121011111² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22033121011117) 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, 564760 + ... + 6662221.

It is an arithmetic number, because the mean of its divisors is an integer number (2135898395190).

Almost surely, 2^{22033121011111} is an apocalyptic number.

22033121011111 is a deficient number, since it is larger than the sum of its proper divisors (3597659731169).

22033121011111 is an equidigital number, since it uses as much as digits as its factorization.

22033121011111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7289214 (or 7289207 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 19.

Adding to 22033121011111 its reverse (11111012133022), we get a palindrome (33144133144133).

The spelling of 22033121011111 in words is "twenty-two trillion, thirty-three billion, one hundred twenty-one million, eleven thousand, one hundred eleven".