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23001211201 = 531423304979
BaseRepresentation
bin10101011010111110…
…101010000101000001
32012100222211121001011
4111122332222011001
5334101302224301
614322215440521
71442664032533
oct253276520501
965328747034
1023001211201
119833647461
12455b086141
1322273c4557
141182b25853
158e949da51
hex55afaa141

23001211201 has 8 divisors (see below), whose sum is σ = 23451742080. Its totient is φ = 22551293232.

The previous prime is 23001211187. The next prime is 23001211213. The reversal of 23001211201 is 10211210032.

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 23001211201 - 27 = 23001211073 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (23001211291) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 77071 + ... + 227908.

It is an arithmetic number, because the mean of its divisors is an integer number (2931467760).

Almost surely, 223001211201 is an apocalyptic number.

It is an amenable number.

23001211201 is a deficient number, since it is larger than the sum of its proper divisors (450530879).

23001211201 is a wasteful number, since it uses less digits than its factorization.

23001211201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 306455.

The product of its (nonzero) digits is 24, while the sum is 13.

Adding to 23001211201 its reverse (10211210032), we get a palindrome (33212421233).

The spelling of 23001211201 in words is "twenty-three billion, one million, two hundred eleven thousand, two hundred one".

Divisors: 1 53 1423 75419 304979 16163887 433985117 23001211201