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1131333310321 = 8929126703249
BaseRepresentation
bin10000011101101000101…
…110000101011101110001
311000011011120012212000121
4100131220232011131301
5122013432311412241
62223421035050241
7144510331320334
oct20355056053561
94004146185017
101131333310321
113a6883183885
121633152a0981
13828b846bc96
143ca84a2461b
151e666699ad1
hex10768b85771

1131333310321 has 4 divisors (see below), whose sum is σ = 1131460022500. Its totient is φ = 1131206598144.

The previous prime is 1131333310319. The next prime is 1131333310333. The reversal of 1131333310321 is 1230133331311.

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

It can be written as a sum of positive squares in 2 ways, for example, as 658589056225 + 472744254096 = 811535^2 + 687564^2 .

It is a cyclic number.

It is not a de Polignac number, because 1131333310321 - 21 = 1131333310319 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1131333320321) 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, 63342696 + ... + 63360553.

It is an arithmetic number, because the mean of its divisors is an integer number (282865005625).

Almost surely, 21131333310321 is an apocalyptic number.

It is an amenable number.

1131333310321 is a deficient number, since it is larger than the sum of its proper divisors (126712179).

1131333310321 is an equidigital number, since it uses as much as digits as its factorization.

1131333310321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 126712178.

The product of its (nonzero) digits is 1458, while the sum is 25.

Adding to 1131333310321 its reverse (1230133331311), we get a palindrome (2361466641632).

The spelling of 1131333310321 in words is "one trillion, one hundred thirty-one billion, three hundred thirty-three million, three hundred ten thousand, three hundred twenty-one".

Divisors: 1 8929 126703249 1131333310321