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231202330233023 = 2835779141368639
BaseRepresentation
bin110100100100011011111100…
…110000111100100010111111
31010022121201121220210000210202
4310210123330300330202333
5220301004333014424043
62135420514554154115
766461550163250252
oct6444337460744277
91108551556700722
10231202330233023
11677393a2a91006
1221b2068872293b
139c013949b5026
144114376b97099
151bae1833e81b8
hexd246fcc3c8bf

231202330233023 has 8 divisors (see below), whose sum is σ = 232059449932800. Its totient is φ = 230345493282648.

The previous prime is 231202330232941. The next prime is 231202330233071. The reversal of 231202330233023 is 320332033202132.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 231202330233023 - 28 = 231202330232767 is a prime.

It is a super-2 number, since 2×2312023302330232 (a number of 30 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (231202330203023) 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, 69048863 + ... + 72319776.

It is an arithmetic number, because the mean of its divisors is an integer number (29007431241600).

Almost surely, 2231202330233023 is an apocalyptic number.

231202330233023 is a deficient number, since it is larger than the sum of its proper divisors (857119699777).

231202330233023 is a wasteful number, since it uses less digits than its factorization.

231202330233023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 141374701.

The product of its (nonzero) digits is 23328, while the sum is 29.

Adding to 231202330233023 its reverse (320332033202132), we get a palindrome (551534363435155).

The spelling of 231202330233023 in words is "two hundred thirty-one trillion, two hundred two billion, three hundred thirty million, two hundred thirty-three thousand, twenty-three".

Divisors: 1 283 5779 1635457 141368639 40007324837 816969364781 231202330233023