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2020131133023 = 317109363398297
BaseRepresentation
bin11101011001011001001…
…100101101011001011111
321011010022102010100220110
4131121121030231121133
5231044212032224043
64144011353021103
7265643506212003
oct35313114553137
97133272110813
102020131133023
117098073a6003
122876219b4793
131186611633c3
146dabc34c703
15378354ecb33
hex1d65932d65f

2020131133023 has 16 divisors (see below), whose sum is σ = 2878114520160. Its totient is φ = 1255904510976.

The previous prime is 2020131133001. The next prime is 2020131133061. The reversal of 2020131133023 is 3203311310202.

It is not a de Polignac number, because 2020131133023 - 210 = 2020131131999 is a prime.

It is a super-2 number, since 2×20201311330232 (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2020131133723) 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, 181693590 + ... + 181704707.

It is an arithmetic number, because the mean of its divisors is an integer number (179882157510).

Almost surely, 22020131133023 is an apocalyptic number.

2020131133023 is a deficient number, since it is larger than the sum of its proper divisors (857983387137).

2020131133023 is a wasteful number, since it uses less digits than its factorization.

2020131133023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 363398426.

The product of its (nonzero) digits is 648, while the sum is 21.

Adding to 2020131133023 its reverse (3203311310202), we get a palindrome (5223442443225).

The spelling of 2020131133023 in words is "two trillion, twenty billion, one hundred thirty-one million, one hundred thirty-three thousand, twenty-three".

Divisors: 1 3 17 51 109 327 1853 5559 363398297 1090194891 6177771049 18533313147 39610414373 118831243119 673377044341 2020131133023