22101112231443 has 72 divisors (see below), whose sum is σ = 38772547886592. Its totient is φ = 11881470189312.

The previous prime is 22101112231423. The next prime is 22101112231463. The reversal of 22101112231443 is 34413221110122.

22101112231443 is a `hidden beast` number, since 2 + 2 + 101 + 112 + 2 + 3 + 1 + 443 = 666.

It is an interprime number because it is at equal distance from previous prime (22101112231423) and next prime (22101112231463).

It is not a de Polignac number, because 22101112231443 - 2⁵ = 22101112231411 is a prime.

It is not an unprimeable number, because it can be changed into a prime (22101112231423) by changing a digit.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 44670646 + ... + 45162692.

It is an arithmetic number, because the mean of its divisors is an integer number (538507609536).

Almost surely, 2^{22101112231443} is an apocalyptic number.

22101112231443 is a deficient number, since it is larger than the sum of its proper divisors (16671435655149).

22101112231443 is a wasteful number, since it uses less digits than its factorization.

22101112231443 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 494561 (or 494541 counting only the distinct ones).

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

Adding to 22101112231443 its reverse (34413221110122), we get a palindrome (56514333341565).

The spelling of 22101112231443 in words is "twenty-two trillion, one hundred one billion, one hundred twelve million, two hundred thirty-one thousand, four hundred forty-three".