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22120011113 = 613531027261
BaseRepresentation
bin10100100110011101…
…001001010101101001
32010002120200222202212
4110212131021111221
5330300210323423
614054540334505
71412103664214
oct244635112551
963076628685
1022120011113
119421195822
124353b44435
132116980c95
1410dbaa077b
15896e37578
hex526749569

22120011113 has 8 divisors (see below), whose sum is σ = 22546346376. Its totient is φ = 21695731200.

The previous prime is 22120011103. The next prime is 22120011119. The reversal of 22120011113 is 31111002122.

It can be written as a sum of positive squares in 4 ways, for example, as 117332224 + 22002678889 = 10832^2 + 148333^2 .

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 22120011113 - 24 = 22120011097 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22120011119) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 492098 + ... + 535163.

It is an arithmetic number, because the mean of its divisors is an integer number (2818293297).

Almost surely, 222120011113 is an apocalyptic number.

It is an amenable number.

22120011113 is a deficient number, since it is larger than the sum of its proper divisors (426335263).

22120011113 is a wasteful number, since it uses less digits than its factorization.

22120011113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1027675.

The product of its (nonzero) digits is 24, while the sum is 14.

Adding to 22120011113 its reverse (31111002122), we get a palindrome (53231013235).

The spelling of 22120011113 in words is "twenty-two billion, one hundred twenty million, eleven thousand, one hundred thirteen".

Divisors: 1 61 353 21533 1027261 62662921 362623133 22120011113