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30022321301 = 74288903043
BaseRepresentation
bin11011111101011110…
…000100010010010101
32212111022021221102222
4123331132010102111
5442441203240201
621443030312125
72111660343350
oct337536042225
985438257388
1030022321301
11118068aa395
12599a4b8645
132aa5babc7b
14164b3b9297
15baaa8791b
hex6fd784495

30022321301 has 4 divisors (see below), whose sum is σ = 34311224352. Its totient is φ = 25733418252.

The previous prime is 30022321229. The next prime is 30022321309. The reversal of 30022321301 is 10312322003.

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: 10312322003 = 85297120899.

It is a cyclic number.

It is not a de Polignac number, because 30022321301 - 222 = 30018126997 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 30022321301.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (30022321309) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2144451515 + ... + 2144451528.

It is an arithmetic number, because the mean of its divisors is an integer number (8577806088).

Almost surely, 230022321301 is an apocalyptic number.

It is an amenable number.

30022321301 is a deficient number, since it is larger than the sum of its proper divisors (4288903051).

30022321301 is an equidigital number, since it uses as much as digits as its factorization.

30022321301 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4288903050.

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

Adding to 30022321301 its reverse (10312322003), we get a palindrome (40334643304).

The spelling of 30022321301 in words is "thirty billion, twenty-two million, three hundred twenty-one thousand, three hundred one".

Divisors: 1 7 4288903043 30022321301