22111003110312 has 24 divisors (see below), whose sum is σ = 59883966757290. Its totient is φ = 7370334370080.

The previous prime is 22111003110269. The next prime is 22111003110331. The reversal of 22111003110312 is 21301130011122.

22111003110312 is a `hidden beast` number, since 2 + 211 + 100 + 31 + 10 + 312 = 666.

It can be written as a sum of positive squares in only one way, i.e., 20865399793956 + 1245603316356 = 4567866^2 + 1116066^2 .

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

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 153548632639 + ... + 153548632782.

Almost surely, 2^{22111003110312} is an apocalyptic number.

It is an amenable number.

22111003110312 is an abundant number, since it is smaller than the sum of its proper divisors (37772963646978).

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

22111003110312 is a wasteful number, since it uses less digits than its factorization.

22111003110312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 307097265433 (or 307097265426 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 18.

Adding to 22111003110312 its reverse (21301130011122), we get a palindrome (43412133121434).

The spelling of 22111003110312 in words is "twenty-two trillion, one hundred eleven billion, three million, one hundred ten thousand, three hundred twelve".