22111220002011 has 8 divisors (see below), whose sum is σ = 33693287622144. Its totient is φ = 12634982858280.

The previous prime is 22111220002009. The next prime is 22111220002043. The reversal of 22111220002011 is 11020002211122.

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

It is not a de Polignac number, because 22111220002011 - 2¹ = 22111220002009 is a prime.

It is not an unprimeable number, because it can be changed into a prime (22111220002061) 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, 526457619075 + ... + 526457619116.

It is an arithmetic number, because the mean of its divisors is an integer number (4211660952768).

Almost surely, 2^{22111220002011} is an apocalyptic number.

22111220002011 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

22111220002011 is a deficient number, since it is larger than the sum of its proper divisors (11582067620133).

22111220002011 is a wasteful number, since it uses less digits than its factorization.

22111220002011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1052915238201.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 22111220002011 its reverse (11020002211122), we get a palindrome (33131222213133).

The spelling of 22111220002011 in words is "twenty-two trillion, one hundred eleven billion, two hundred twenty million, two thousand, eleven".