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22113312303 = 323320482787
BaseRepresentation
bin10100100110000011…
…100101111000101111
32010002010002122201210
4110212003211320233
5330242001443203
614054141005503
71411663024155
oct244603457057
963063078653
1022113312303
11941842a915
124351853893
132115476ba4
1410dac393d5
15896562803
hex5260e5e2f

22113312303 has 8 divisors (see below), whose sum is σ = 30766347648. Its totient is φ = 14101242584.

The previous prime is 22113312289. The next prime is 22113312323. The reversal of 22113312303 is 30321331122.

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 22113312303 - 29 = 22113311791 is a prime.

It is a super-2 number, since 2×221133123032 (a number of 21 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 22113312303.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22113312323) 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, 160241325 + ... + 160241462.

It is an arithmetic number, because the mean of its divisors is an integer number (3845793456).

Almost surely, 222113312303 is an apocalyptic number.

22113312303 is a gapful number since it is divisible by the number (23) formed by its first and last digit.

22113312303 is a deficient number, since it is larger than the sum of its proper divisors (8653035345).

22113312303 is a wasteful number, since it uses less digits than its factorization.

22113312303 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 320482813.

The product of its (nonzero) digits is 648, while the sum is 21.

Adding to 22113312303 its reverse (30321331122), we get a palindrome (52434643425).

The spelling of 22113312303 in words is "twenty-two billion, one hundred thirteen million, three hundred twelve thousand, three hundred three".

Divisors: 1 3 23 69 320482787 961448361 7371104101 22113312303