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23122233001 = 717194304479
BaseRepresentation
bin10101100010001100…
…010100011010101001
32012200102120010202001
4111202030110122221
5334323242424001
614342221411001
71445663511010
oct254214243251
965612503661
1023122233001
11989599697a
124593709a61
1322464b859a
141194c29a77
15904e07001
hex5623146a9

23122233001 has 8 divisors (see below), whose sum is σ = 27979845120. Its totient is φ = 18653229888.

The previous prime is 23122232999. The next prime is 23122233031. The reversal of 23122233001 is 10033222132.

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 23122233001 - 21 = 23122232999 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 23122233001.

It is not an unprimeable number, because it can be changed into a prime (23122233031) 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, 97152121 + ... + 97152358.

It is an arithmetic number, because the mean of its divisors is an integer number (3497480640).

Almost surely, 223122233001 is an apocalyptic number.

It is an amenable number.

23122233001 is a deficient number, since it is larger than the sum of its proper divisors (4857612119).

23122233001 is a wasteful number, since it uses less digits than its factorization.

23122233001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 194304503.

The product of its (nonzero) digits is 432, while the sum is 19.

Adding to 23122233001 its reverse (10033222132), we get a palindrome (33155455133).

The spelling of 23122233001 in words is "twenty-three billion, one hundred twenty-two million, two hundred thirty-three thousand, one".

Divisors: 1 7 17 119 194304479 1360131353 3303176143 23122233001