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200311313213 = 1123791744321
BaseRepresentation
bin1011101010001101111…
…1000001001100111101
3201011001001002000221102
42322203133001030331
511240214144010323
6232004410342445
720320621032464
oct2724337011475
9634031060842
10200311313213
1177a51572450
12329a3a2aa25
1315b7397b48b
1499a359b9db
15532596a328
hex2ea37c133d

200311313213 has 8 divisors (see below), whose sum is σ = 228022364736. Its totient is φ = 174183750400.

The previous prime is 200311313207. The next prime is 200311313233. The reversal of 200311313213 is 312313113002.

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

It is not a de Polignac number, because 200311313213 - 216 = 200311247677 is a prime.

It is a super-2 number, since 2×2003113132132 (a number of 23 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 (200311313233) 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, 395871908 + ... + 395872413.

It is an arithmetic number, because the mean of its divisors is an integer number (28502795592).

Almost surely, 2200311313213 is an apocalyptic number.

200311313213 is a gapful number since it is divisible by the number (23) formed by its first and last digit.

It is an amenable number.

200311313213 is a deficient number, since it is larger than the sum of its proper divisors (27711051523).

200311313213 is a wasteful number, since it uses less digits than its factorization.

200311313213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 791744355.

The product of its (nonzero) digits is 324, while the sum is 20.

Adding to 200311313213 its reverse (312313113002), we get a palindrome (512624426215).

The spelling of 200311313213 in words is "two hundred billion, three hundred eleven million, three hundred thirteen thousand, two hundred thirteen".

Divisors: 1 11 23 253 791744321 8709187531 18210119383 200311313213