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20211301330 = 2511183739103
BaseRepresentation
bin10010110100101011…
…111111101111010010
31221011120010111011221
4102310223333233102
5312343043120310
613141314155254
71313566140523
oct226453775722
957146114157
1020211301330
118631830920
123b00882b2a
131ba13babcc
14d9a3aa84a
157d45a8ada
hex4b4affbd2

20211301330 has 16 divisors (see below), whose sum is σ = 39687646464. Its totient is φ = 7349564080.

The previous prime is 20211301301. The next prime is 20211301337. The reversal of 20211301330 is 3310311202.

It is not an unprimeable number, because it can be changed into a prime (20211301337) 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, 91869442 + ... + 91869661.

It is an arithmetic number, because the mean of its divisors is an integer number (2480477904).

Almost surely, 220211301330 is an apocalyptic number.

20211301330 is a deficient number, since it is larger than the sum of its proper divisors (19476345134).

20211301330 is a wasteful number, since it uses less digits than its factorization.

20211301330 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 183739121.

The product of its (nonzero) digits is 108, while the sum is 16.

Adding to 20211301330 its reverse (3310311202), we get a palindrome (23521612532).

The spelling of 20211301330 in words is "twenty billion, two hundred eleven million, three hundred one thousand, three hundred thirty".

Divisors: 1 2 5 10 11 22 55 110 183739103 367478206 918695515 1837391030 2021130133 4042260266 10105650665 20211301330