22110212111001 has 32 divisors (see below), whose sum is σ = 33706148125440. Its totient is φ = 12629009562624.

The previous prime is 22110212110999. The next prime is 22110212111017. The reversal of 22110212111001 is 10011121201122.

It is a happy number.

It is not a de Polignac number, because 22110212111001 - 2¹ = 22110212110999 is a prime.

It is a super-2 number, since 2×22110212111001² (a number of 27 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (22110212111051) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 514732141 + ... + 514775093.

It is an arithmetic number, because the mean of its divisors is an integer number (1053317128920).

Almost surely, 2^{22110212111001} is an apocalyptic number.

22110212111001 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

It is an amenable number.

22110212111001 is a deficient number, since it is larger than the sum of its proper divisors (11595936014439).

22110212111001 is a wasteful number, since it uses less digits than its factorization.

22110212111001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52865.

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

Adding to 22110212111001 its reverse (10011121201122), we get a palindrome (32121333312123).

The spelling of 22110212111001 in words is "twenty-two trillion, one hundred ten billion, two hundred twelve million, one hundred eleven thousand, one".