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10002322331 = 67149288393
BaseRepresentation
bin10010101000010111…
…10101001110011011
3221211002010121202122
421110023311032123
5130441043303311
64332304251455
7502603223411
oct112413651633
927732117678
1010002322331
1142730608a1
121b31910b8b
13c35321531
146ac5a92b1
153d81bb0db
hex2542f539b

10002322331 has 4 divisors (see below), whose sum is σ = 10151610792. Its totient is φ = 9853033872.

The previous prime is 10002322313. The next prime is 10002322357. The reversal of 10002322331 is 13322320001.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 13322320001 = 23957556093.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-10002322331 is a prime.

It is a super-2 number, since 2×100023223312 (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10002322301) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 74644130 + ... + 74644263.

It is an arithmetic number, because the mean of its divisors is an integer number (2537902698).

Almost surely, 210002322331 is an apocalyptic number.

10002322331 is a deficient number, since it is larger than the sum of its proper divisors (149288461).

10002322331 is an equidigital number, since it uses as much as digits as its factorization.

10002322331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 149288460.

The product of its (nonzero) digits is 216, while the sum is 17.

Adding to 10002322331 its reverse (13322320001), we get a palindrome (23324642332).

The spelling of 10002322331 in words is "ten billion, two million, three hundred twenty-two thousand, three hundred thirty-one".

Divisors: 1 67 149288393 10002322331