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222123102133 = 733042782221
BaseRepresentation
bin1100111011011110010…
…0011000111110110101
3210020100010210201100111
43032313210120332311
512114402003232013
6250013020543021
722022263134022
oct3166744307665
9706303721314
10222123102133
1186224778289
12370706b1a71
1317c3b81305a
14aa72348549
155ba07bc73d
hex33b7918fb5

222123102133 has 4 divisors (see below), whose sum is σ = 225165884428. Its totient is φ = 219080319840.

The previous prime is 222123102121. The next prime is 222123102151. The reversal of 222123102133 is 331201321222.

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

It can be written as a sum of positive squares in 2 ways, for example, as 45325558404 + 176797543729 = 212898^2 + 420473^2 .

It is a cyclic number.

It is not a de Polignac number, because 222123102133 - 25 = 222123102101 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (222123162133) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1521391038 + ... + 1521391183.

It is an arithmetic number, because the mean of its divisors is an integer number (56291471107).

Almost surely, 2222123102133 is an apocalyptic number.

It is an amenable number.

222123102133 is a deficient number, since it is larger than the sum of its proper divisors (3042782295).

222123102133 is an equidigital number, since it uses as much as digits as its factorization.

222123102133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3042782294.

The product of its (nonzero) digits is 864, while the sum is 22.

Adding to 222123102133 its reverse (331201321222), we get a palindrome (553324423355).

The spelling of 222123102133 in words is "two hundred twenty-two billion, one hundred twenty-three million, one hundred two thousand, one hundred thirty-three".

Divisors: 1 73 3042782221 222123102133