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101120144201 = 144197012979
BaseRepresentation
bin101111000101100111…
…0101111001101001001
3100200000020101120012222
41132023032233031021
53124043224103301
6114242015343425
710206565021016
oct1361316571511
9320006346188
10101120144201
113998075a00a
1217720b21b75
1396c68c436b
144c73b2470d
15296c74e31b
hex178b3af349

101120144201 has 4 divisors (see below), whose sum is σ = 101127171600. Its totient is φ = 101113116804.

The previous prime is 101120144159. The next prime is 101120144231. The reversal of 101120144201 is 102441021101.

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, and also an emirpimes, since its reverse is a distinct semiprime: 102441021101 = 891151022709.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-101120144201 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 101120144201.

It is not an unprimeable number, because it can be changed into a prime (101120144231) 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, 3492071 + ... + 3520908.

It is an arithmetic number, because the mean of its divisors is an integer number (25281792900).

Almost surely, 2101120144201 is an apocalyptic number.

It is an amenable number.

101120144201 is a deficient number, since it is larger than the sum of its proper divisors (7027399).

101120144201 is an equidigital number, since it uses as much as digits as its factorization.

101120144201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7027398.

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 101120144201 its reverse (102441021101), we get a palindrome (203561165302).

The spelling of 101120144201 in words is "one hundred one billion, one hundred twenty million, one hundred forty-four thousand, two hundred one".

Divisors: 1 14419 7012979 101120144201