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22423423111 = 1031911139807
BaseRepresentation
bin10100111000100010…
…100100100010000111
32010212201121220210021
4110320202210202013
5331410344014421
614145015440011
71422446644255
oct247042444207
963781556707
1022423423111
11956748a741
124419686007
1321647a4acb
14112a0c15d5
158b38bc341
hex5388a4887

22423423111 has 8 divisors (see below), whose sum is σ = 22759686144. Its totient is φ = 22089440280.

The previous prime is 22423423109. The next prime is 22423423117. The reversal of 22423423111 is 11132432422.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 22423423111 - 21 = 22423423109 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22423423117) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 550231 + ... + 589576.

It is an arithmetic number, because the mean of its divisors is an integer number (2844960768).

Almost surely, 222423423111 is an apocalyptic number.

22423423111 is a deficient number, since it is larger than the sum of its proper divisors (336263033).

22423423111 is a wasteful number, since it uses less digits than its factorization.

22423423111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1140101.

The product of its digits is 2304, while the sum is 25.

Adding to 22423423111 its reverse (11132432422), we get a palindrome (33555855533).

The spelling of 22423423111 in words is "twenty-two billion, four hundred twenty-three million, four hundred twenty-three thousand, one hundred eleven".

Divisors: 1 103 191 19673 1139807 117400121 217703137 22423423111