Search a number
BaseRepresentation
bin10010110000000010…
…001001101001011001
31220222010012200211222
4102300002021221121
5312213101114001
613125444501425
71311630400103
oct226002115131
956863180758
1020133223001
1185a1752481
123a9a6aa875
131b8b181408
14d8dc84573
157cc7d461b
hex4b0089a59

20133223001 has 8 divisors (see below), whose sum is σ = 20829374400. Its totient is φ = 19437198480.

The previous prime is 20133222997. The next prime is 20133223013. The reversal of 20133223001 is 10032233102.

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 20133223001 - 22 = 20133222997 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (20133223051) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 383390 + ... + 432728.

It is an arithmetic number, because the mean of its divisors is an integer number (2603671800).

Almost surely, 220133223001 is an apocalyptic number.

It is an amenable number.

20133223001 is a deficient number, since it is larger than the sum of its proper divisors (696151399).

20133223001 is a wasteful number, since it uses less digits than its factorization.

20133223001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 63439.

The product of its (nonzero) digits is 216, while the sum is 17.

Adding to 20133223001 its reverse (10032233102), we get a palindrome (30165456103).

The spelling of 20133223001 in words is "twenty billion, one hundred thirty-three million, two hundred twenty-three thousand, one".