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213133022123 = 7229132958841
BaseRepresentation
bin1100011001111110110…
…1111101001110101011
3202101010121101100000012
43012133231331032223
511442444023201443
6241524552202135
721253430540150
oct3063755751653
9671117340005
10213133022123
118243104209a
123538199934b
1317138127098
14a45c396227
155826400118
hex319fb7d3ab

213133022123 has 8 divisors (see below), whose sum is σ = 244644269280. Its totient is φ = 181887693120.

The previous prime is 213133022119. The next prime is 213133022131. The reversal of 213133022123 is 321220331312.

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

It is not a de Polignac number, because 213133022123 - 22 = 213133022119 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (213133025123) 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, 66477818 + ... + 66481023.

It is an arithmetic number, because the mean of its divisors is an integer number (30580533660).

Almost surely, 2213133022123 is an apocalyptic number.

213133022123 is a deficient number, since it is larger than the sum of its proper divisors (31511247157).

213133022123 is a wasteful number, since it uses less digits than its factorization.

213133022123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 132959077.

The product of its (nonzero) digits is 1296, while the sum is 23.

Adding to 213133022123 its reverse (321220331312), we get a palindrome (534353353435).

The spelling of 213133022123 in words is "two hundred thirteen billion, one hundred thirty-three million, twenty-two thousand, one hundred twenty-three".

Divisors: 1 7 229 1603 132958841 930711887 30447574589 213133022123