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22200211111 = 1313912285673
BaseRepresentation
bin10100101011001111…
…000101011010100111
32010022011121120111011
4110223033011122213
5330431223223421
614110523323051
71414066452361
oct245317053247
963264546434
1022200211111
119462493211
124376980487
13212a4813c0
1411085b9d31
1589deca4e1
hex52b3c56a7

22200211111 has 8 divisors (see below), whose sum is σ = 24079921040. Its totient is φ = 20345072832.

The previous prime is 22200211093. The next prime is 22200211127. The reversal of 22200211111 is 11111200222.

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 22200211111 - 217 = 22200080039 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (13).

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 22200211091 and 22200211100.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22200211511) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6141030 + ... + 6144643.

It is an arithmetic number, because the mean of its divisors is an integer number (3009990130).

Almost surely, 222200211111 is an apocalyptic number.

22200211111 is a deficient number, since it is larger than the sum of its proper divisors (1879709929).

22200211111 is a wasteful number, since it uses less digits than its factorization.

22200211111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12285825.

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 22200211111 its reverse (11111200222), we get a palindrome (33311411333).

The spelling of 22200211111 in words is "twenty-two billion, two hundred million, two hundred eleven thousand, one hundred eleven".

Divisors: 1 13 139 1807 12285673 159713749 1707708547 22200211111