22011000020111 has 8 divisors (see below), whose sum is σ = 23171145782400. Its totient is φ = 20851021465560.

The previous prime is 22011000020099. The next prime is 22011000020123. The reversal of 22011000020111 is 11102000011022.

It is an interprime number because it is at equal distance from previous prime (22011000020099) and next prime (22011000020123).

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-22011000020111 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 22011000020092 and 22011000020101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22011000020311) 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, 41531675 + ... + 42058316.

It is an arithmetic number, because the mean of its divisors is an integer number (2896393222800).

Almost surely, 2^{22011000020111} is an apocalyptic number.

22011000020111 is a deficient number, since it is larger than the sum of its proper divisors (1160145762289).

22011000020111 is a wasteful number, since it uses less digits than its factorization.

22011000020111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 83603869.

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 22011000020111 its reverse (11102000011022), we get a palindrome (33113000031133).

The spelling of 22011000020111 in words is "twenty-two trillion, eleven billion, twenty thousand, one hundred eleven".