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23112223211201 = 75174730744683
BaseRepresentation
bin1010100000101001110111…
…10110101011111011000001
310000211111200120111120220112
411100110323312223323001
511012132313120224301
6121053335254321105
74603542302600525
oct520247366537301
9100744616446815
1023112223211201
117400925517353
122713378959195
13cb861caab107
1459c8cd6d7d85
152a13069769bb
hex15053bdabec1

23112223211201 has 4 divisors (see below), whose sum is σ = 23112254707632. Its totient is φ = 23112191714772.

The previous prime is 23112223211159. The next prime is 23112223211227. The reversal of 23112223211201 is 10211232221132.

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 not a de Polignac number, because 23112223211201 - 210 = 23112223210177 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (23112223211101) 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, 14620595 + ... + 16124088.

It is an arithmetic number, because the mean of its divisors is an integer number (5778063676908).

Almost surely, 223112223211201 is an apocalyptic number.

It is an amenable number.

23112223211201 is a deficient number, since it is larger than the sum of its proper divisors (31496431).

23112223211201 is an equidigital number, since it uses as much as digits as its factorization.

23112223211201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31496430.

The product of its (nonzero) digits is 576, while the sum is 23.

Adding to 23112223211201 its reverse (10211232221132), we get a palindrome (33323455432333).

The spelling of 23112223211201 in words is "twenty-three trillion, one hundred twelve billion, two hundred twenty-three million, two hundred eleven thousand, two hundred one".

Divisors: 1 751747 30744683 23112223211201