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10331131223 = 71475875889
BaseRepresentation
bin10011001111100100…
…01000110101010111
3222122222211211202202
421213302020311113
5132124232144343
64425051555115
7514005111050
oct114762106527
928588754682
1010331131223
114421721886
122003a5ba9b
13c884980ca
1470011b727
15406ebadb8
hex267c88d57

10331131223 has 4 divisors (see below), whose sum is σ = 11807007120. Its totient is φ = 8855255328.

The previous prime is 10331131211. The next prime is 10331131297. The reversal of 10331131223 is 32213113301.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 10331131223 - 28 = 10331130967 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 10331131195 and 10331131204.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10331134223) 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, 737937938 + ... + 737937951.

It is an arithmetic number, because the mean of its divisors is an integer number (2951751780).

Almost surely, 210331131223 is an apocalyptic number.

10331131223 is a deficient number, since it is larger than the sum of its proper divisors (1475875897).

10331131223 is an equidigital number, since it uses as much as digits as its factorization.

10331131223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1475875896.

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

Adding to 10331131223 its reverse (32213113301), we get a palindrome (42544244524).

The spelling of 10331131223 in words is "ten billion, three hundred thirty-one million, one hundred thirty-one thousand, two hundred twenty-three".

Divisors: 1 7 1475875889 10331131223