Search a number
-
+
23202012201 = 37734004067
BaseRepresentation
bin10101100110111100…
…101001110000101001
32012212222200100020020
4111212330221300221
5340004203342301
614354151351053
71450652564304
oct254674516051
965788610206
1023202012201
119926a271a5
1245b6382489
132259b9c304
1411a1675b3b
1590be15436
hex566f29c29

23202012201 has 4 divisors (see below), whose sum is σ = 30936016272. Its totient is φ = 15468008132.

The previous prime is 23202012187. The next prime is 23202012221. The reversal of 23202012201 is 10221020232.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-23202012201 is a prime.

It is not an unprimeable number, because it can be changed into a prime (23202012221) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3867002031 + ... + 3867002036.

It is an arithmetic number, because the mean of its divisors is an integer number (7734004068).

Almost surely, 223202012201 is an apocalyptic number.

It is an amenable number.

23202012201 is a deficient number, since it is larger than the sum of its proper divisors (7734004071).

23202012201 is an equidigital number, since it uses as much as digits as its factorization.

23202012201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7734004070.

The product of its (nonzero) digits is 96, while the sum is 15.

Adding to 23202012201 its reverse (10221020232), we get a palindrome (33423032433).

The spelling of 23202012201 in words is "twenty-three billion, two hundred two million, twelve thousand, two hundred one".

Divisors: 1 3 7734004067 23202012201