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20201113141 = 111723311271193
BaseRepresentation
bin10010110100000101…
…001000011000110101
31221010211221212121121
4102310011020120311
5312332441110031
613140311543541
71313413425406
oct226405103065
957124855547
1020201113141
118627002330
123ab938abb1
131b9c2617b1
14d98cb79ad
157d3745011
hex4b4148635

20201113141 has 64 divisors (see below), whose sum is σ = 25352994816. Its totient is φ = 15860275200.

The previous prime is 20201113133. The next prime is 20201113151. The reversal of 20201113141 is 14131110202.

It is not a de Polignac number, because 20201113141 - 23 = 20201113133 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20201113151) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 16932441 + ... + 16933633.

It is an arithmetic number, because the mean of its divisors is an integer number (396140544).

Almost surely, 220201113141 is an apocalyptic number.

It is an amenable number.

20201113141 is a deficient number, since it is larger than the sum of its proper divisors (5151881675).

20201113141 is a wasteful number, since it uses less digits than its factorization.

20201113141 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1402.

The product of its (nonzero) digits is 48, while the sum is 16.

Adding to 20201113141 its reverse (14131110202), we get a palindrome (34332223343).

The spelling of 20201113141 in words is "twenty billion, two hundred one million, one hundred thirteen thousand, one hundred forty-one".

Divisors: 1 11 17 23 31 127 187 253 341 391 527 713 1193 1397 2159 2921 3937 4301 5797 7843 12121 13123 20281 23749 27439 32131 36983 43307 49657 66929 90551 133331 151511 223091 301829 406813 466463 546227 628711 736219 850609 996061 1539367 1666621 2575687 3484753 4696841 5131093 6915821 9356699 14460353 16933037 28332557 38332283 51665251 59240801 79846297 108027343 159063883 651648811 878309267 1188300773 1836464831 20201113141