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312332103121 = 8315723968391
BaseRepresentation
bin1001000101110000111…
…00011010110111010001
31002212011221221202221011
410202320130122313101
520104124004244441
6355252224530521
731364611033633
oct4427034326721
91085157852834
10312332103121
11110506369965
1250647480a41
13235b6a2154c
141118cccca53
1581d0180581
hex48b871add1

312332103121 has 8 divisors (see below), whose sum is σ = 318108498624. Its totient is φ = 306603644880.

The previous prime is 312332103107. The next prime is 312332103131. The reversal of 312332103121 is 121301233213.

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 312332103121 - 225 = 312298548689 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 312332103092 and 312332103101.

It is not an unprimeable number, because it can be changed into a prime (312332103131) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11971165 + ... + 11997226.

It is an arithmetic number, because the mean of its divisors is an integer number (39763562328).

Almost surely, 2312332103121 is an apocalyptic number.

It is an amenable number.

312332103121 is a deficient number, since it is larger than the sum of its proper divisors (5776395503).

312332103121 is a wasteful number, since it uses less digits than its factorization.

312332103121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23968631.

The product of its (nonzero) digits is 648, while the sum is 22.

Adding to 312332103121 its reverse (121301233213), we get a palindrome (433633336334).

The spelling of 312332103121 in words is "three hundred twelve billion, three hundred thirty-two million, one hundred three thousand, one hundred twenty-one".

Divisors: 1 83 157 13031 23968391 1989376453 3763037387 312332103121