22011122111000 has 64 divisors (see below), whose sum is σ = 56188391744160. Its totient is φ = 8004044400000.

The previous prime is 22011122110963. The next prime is 22011122111057. The reversal of 22011122111000 is 11122111022.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1000494551 + ... + 1000516550.

Almost surely, 2^{22011122111000} is an apocalyptic number.

22011122111000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22011122111000 is an abundant number, since it is smaller than the sum of its proper divisors (34177269633160).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

22011122111000 is a wasteful number, since it uses less digits than its factorization.

22011122111000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2001011133 (or 2001011119 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 22011122111000 its reverse (11122111022), we get a palindrome (22022244222022).

It can be divided in two parts, 22011122 and 111000, that added together give a palindrome (22122122).

The spelling of 22011122111000 in words is "twenty-two trillion, eleven billion, one hundred twenty-two million, one hundred eleven thousand".