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10331355131 = 12781349253
BaseRepresentation
bin10011001111100101…
…11111011111111011
3222200000021012220122
421213302333133323
5132124311331011
64425100443455
7514010032616
oct114762773773
928600235818
1010331355131
114421865029
122003b4958b
13c88545cb6
1470017917d
154070123db
hex267cbf7fb

10331355131 has 4 divisors (see below), whose sum is σ = 10412704512. Its totient is φ = 10250005752.

The previous prime is 10331355101. The next prime is 10331355163. The reversal of 10331355131 is 13155313301.

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 10331355131 - 218 = 10331092987 is a prime.

It is a super-2 number, since 2×103313551312 (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 10331355131.

It is not an unprimeable number, because it can be changed into a prime (10331355101) 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, 40674500 + ... + 40674753.

It is an arithmetic number, because the mean of its divisors is an integer number (2603176128).

Almost surely, 210331355131 is an apocalyptic number.

10331355131 is a deficient number, since it is larger than the sum of its proper divisors (81349381).

10331355131 is an equidigital number, since it uses as much as digits as its factorization.

10331355131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 81349380.

The product of its (nonzero) digits is 2025, while the sum is 26.

Adding to 10331355131 its reverse (13155313301), we get a palindrome (23486668432).

The spelling of 10331355131 in words is "ten billion, three hundred thirty-one million, three hundred fifty-five thousand, one hundred thirty-one".

Divisors: 1 127 81349253 10331355131