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22031033113 = 29864187917
BaseRepresentation
bin10100100001001001…
…101110001100011001
32002212101021102220101
4110201021232030121
5330104421024423
614042041255401
71406643456145
oct244111561431
962771242811
1022031033113
119385a42291
12432a194561
1321013c928b
1410cdd3c225
1588e20d7ad
hex52126e319

22031033113 has 8 divisors (see below), whose sum is σ = 22793620680. Its totient is φ = 21268638720.

The previous prime is 22031033071. The next prime is 22031033117. The reversal of 22031033113 is 31133013022.

It can be written as a sum of positive squares in 4 ways, for example, as 21233664 + 22009799449 = 4608^2 + 148357^2 .

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-22031033113 is a prime.

It is a super-2 number, since 2×220310331132 (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (22031033117) 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, 206631 + ... + 294547.

It is an arithmetic number, because the mean of its divisors is an integer number (2849202585).

Almost surely, 222031033113 is an apocalyptic number.

It is an amenable number.

22031033113 is a deficient number, since it is larger than the sum of its proper divisors (762587567).

22031033113 is an equidigital number, since it uses as much as digits as its factorization.

22031033113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 96587.

The product of its (nonzero) digits is 324, while the sum is 19.

Adding to 22031033113 its reverse (31133013022), we get a palindrome (53164046135).

The spelling of 22031033113 in words is "twenty-two billion, thirty-one million, thirty-three thousand, one hundred thirteen".

Divisors: 1 29 8641 87917 250589 2549593 759690797 22031033113