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200233312131021 = 31319384559314597
BaseRepresentation
bin101101100001110001110011…
…011100010001011111001101
3222020222010011210120100001020
4231201301303130101133031
5202221110310401143041
61545505525210104353
760114244064566161
oct5541616334213715
9866863153510036
10200233312131021
115888951a698644
121a55a68311b0b9
138795bc6c11c90
1437634b5da6ca1
1518237dbcd9866
hexb61c737117cd

200233312131021 has 32 divisors (see below), whose sum is σ = 289008548344320. Its totient is φ = 122580212281344.

The previous prime is 200233312130989. The next prime is 200233312131071. The reversal of 200233312131021 is 120131213332002.

It is not a de Polignac number, because 200233312131021 - 25 = 200233312130989 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 200233312130982 and 200233312131000.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (200233312131071) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 636318295 + ... + 636632891.

It is an arithmetic number, because the mean of its divisors is an integer number (9031517135760).

Almost surely, 2200233312131021 is an apocalyptic number.

It is an amenable number.

200233312131021 is a deficient number, since it is larger than the sum of its proper divisors (88775236213299).

200233312131021 is a wasteful number, since it uses less digits than its factorization.

200233312131021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 399365.

The product of its (nonzero) digits is 1296, while the sum is 24.

Adding to 200233312131021 its reverse (120131213332002), we get a palindrome (320364525463023).

The spelling of 200233312131021 in words is "two hundred trillion, two hundred thirty-three billion, three hundred twelve million, one hundred thirty-one thousand, twenty-one".

Divisors: 1 3 13 39 193 579 2509 7527 84559 253677 314597 943791 1099267 3297801 4089761 12269283 16319887 48959661 60717221 182151663 212158531 636475593 789323873 2367971619 26602007723 79806023169 345826100399 1037478301197 5134187490539 15402562471617 66744437377007 200233312131021