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1320302101031 = 9435711399261
BaseRepresentation
bin10011001101101000001…
…000110100001000100111
311200012221010100001011222
4103031220020310020213
5133112434314213111
62450312144050555
7164250213455324
oct23155010641047
94605833301158
101320302101031
11469a34130191
12193a72603a5b
1397672257284
1447c8da2db4b
15245264677db
hex13368234227

1320302101031 has 4 divisors (see below), whose sum is σ = 1320304443864. Its totient is φ = 1320299758200.

The previous prime is 1320302100941. The next prime is 1320302101033. The reversal of 1320302101031 is 1301012030231.

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 1320302101031 - 218 = 1320301838887 is a prime.

It is a super-2 number, since 2×13203021010312 (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1320302101033) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 243941 + ... + 1643201.

It is an arithmetic number, because the mean of its divisors is an integer number (330076110966).

Almost surely, 21320302101031 is an apocalyptic number.

1320302101031 is a deficient number, since it is larger than the sum of its proper divisors (2342833).

1320302101031 is an equidigital number, since it uses as much as digits as its factorization.

1320302101031 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2342832.

The product of its (nonzero) digits is 108, while the sum is 17.

Adding to 1320302101031 its reverse (1301012030231), we get a palindrome (2621314131262).

The spelling of 1320302101031 in words is "one trillion, three hundred twenty billion, three hundred two million, one hundred one thousand, thirty-one".

Divisors: 1 943571 1399261 1320302101031