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20233020301 = 1311323359113
BaseRepresentation
bin10010110101111110…
…110110001110001101
31221020001222221000021
4102311332312032031
5312414123122201
613143411502141
71314251556244
oct226576661615
957201887007
1020233020301
11864301568a
123b07bb7951
131ba5a53880
14d9d22195b
157d6448ea1
hex4b5fb638d

20233020301 has 16 divisors (see below), whose sum is σ = 22076950896. Its totient is φ = 18431594496.

The previous prime is 20233020287. The next prime is 20233020343. The reversal of 20233020301 is 10302033202.

It can be written as a sum of positive squares in 8 ways, for example, as 2009370276 + 18223650025 = 44826^2 + 134995^2 .

It is a cyclic number.

It is not a de Polignac number, because 20233020301 - 213 = 20233012109 is a prime.

It is a super-2 number, since 2×202330203012 (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20233020001) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 312721 + ... + 371833.

It is an arithmetic number, because the mean of its divisors is an integer number (1379809431).

Almost surely, 220233020301 is an apocalyptic number.

It is an amenable number.

20233020301 is a deficient number, since it is larger than the sum of its proper divisors (1843930595).

20233020301 is a wasteful number, since it uses less digits than its factorization.

20233020301 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 59472.

The product of its (nonzero) digits is 216, while the sum is 16.

Adding to 20233020301 its reverse (10302033202), we get a palindrome (30535053503).

The spelling of 20233020301 in words is "twenty billion, two hundred thirty-three million, twenty thousand, three hundred one".

Divisors: 1 13 113 233 1469 3029 26329 59113 342277 768469 6679769 13773329 86836997 179053277 1556386177 20233020301