22233112011144 has 24 divisors (see below), whose sum is σ = 60214678363710. Its totient is φ = 7411037337024.

The previous prime is 22233112011139. The next prime is 22233112011217. The reversal of 22233112011144 is 44111021133222.

22233112011144 is a `hidden beast` number, since 2 + 2 + 2 + 3 + 311 + 201 + 1 + 144 = 666.

It can be written as a sum of positive squares in only one way, i.e., 18388916532900 + 3844195478244 = 4288230^2 + 1960662^2 .

It is a tau number, because it is divible by the number of its divisors (24).

It is a super-2 number, since 2×22233112011144² (a number of 27 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 154396611117 + ... + 154396611260.

Almost surely, 2^{22233112011144} is an apocalyptic number.

22233112011144 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

22233112011144 is an abundant number, since it is smaller than the sum of its proper divisors (37981566352566).

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

22233112011144 is a wasteful number, since it uses less digits than its factorization.

22233112011144 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 308793222389 (or 308793222382 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 27.

Adding to 22233112011144 its reverse (44111021133222), we get a palindrome (66344133144366).

The spelling of 22233112011144 in words is "twenty-two trillion, two hundred thirty-three billion, one hundred twelve million, eleven thousand, one hundred forty-four".