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22013310023 = 48774513699
BaseRepresentation
bin10100100000000110…
…000111010001000111
32002211010221000101122
4110200012013101013
5330040401410043
614040205344155
71406340022265
oct244006072107
962733830348
1022013310023
119376a37701
12432426805b
1320ca832343
1410cb847435
1588c8ac368
hex520187447

22013310023 has 4 divisors (see below), whose sum is σ = 22017828600. Its totient is φ = 22008791448.

The previous prime is 22013310001. The next prime is 22013310031. The reversal of 22013310023 is 32001331022.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 22013310023 - 222 = 22009115719 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 22013309983 and 22013310010.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22013310083) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2251973 + ... + 2261726.

It is an arithmetic number, because the mean of its divisors is an integer number (5504457150).

Almost surely, 222013310023 is an apocalyptic number.

22013310023 is a deficient number, since it is larger than the sum of its proper divisors (4518577).

22013310023 is an equidigital number, since it uses as much as digits as its factorization.

22013310023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4518576.

The product of its (nonzero) digits is 216, while the sum is 17.

Adding to 22013310023 its reverse (32001331022), we get a palindrome (54014641045).

The spelling of 22013310023 in words is "twenty-two billion, thirteen million, three hundred ten thousand, twenty-three".

Divisors: 1 4877 4513699 22013310023