22011011022111 has 8 divisors (see below), whose sum is σ = 29632946878080. Its totient is φ = 14531541257112.

The previous prime is 22011011022107. The next prime is 22011011022113. The reversal of 22011011022111 is 11122011011022.

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 22011011022111 - 2² = 22011011022107 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22011011022113) 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, 35616522381 + ... + 35616522998.

It is an arithmetic number, because the mean of its divisors is an integer number (3704118359760).

Almost surely, 2^{22011011022111} is an apocalyptic number.

22011011022111 is a deficient number, since it is larger than the sum of its proper divisors (7621935855969).

22011011022111 is a wasteful number, since it uses less digits than its factorization.

22011011022111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 71233045485.

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

Adding to 22011011022111 its reverse (11122011011022), we get a palindrome (33133022033133).

It can be divided in two parts, 22011011022 and 111, that multiplied together give a palindrome (2443222223442).

The spelling of 22011011022111 in words is "twenty-two trillion, eleven billion, eleven million, twenty-two thousand, one hundred eleven".