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2303331210131 = 7421781585073
BaseRepresentation
bin100001100001001001001…
…111010001001110010011
322011012022010000212221012
4201201021033101032103
5300214210242211011
64522045153321135
7325260460151330
oct41411117211623
98135263025835
102303331210131
11808923469606
12312498b661ab
13139284582023
147d6a61b3987
153edacd56a8b
hex218493d1393

2303331210131 has 8 divisors (see below), whose sum is σ = 2638631209824. Its totient is φ = 1969594381440.

The previous prime is 2303331210119. The next prime is 2303331210137. The reversal of 2303331210131 is 1310121333032.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a de Polignac number, because none of the positive numbers 2k-2303331210131 is a prime.

It is a super-2 number, since 2×23033312101312 (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2303331210097 and 2303331210106.

It is not an unprimeable number, because it can be changed into a prime (2303331210137) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 390789590 + ... + 390795483.

It is an arithmetic number, because the mean of its divisors is an integer number (329828901228).

Almost surely, 22303331210131 is an apocalyptic number.

2303331210131 is a deficient number, since it is larger than the sum of its proper divisors (335299999693).

2303331210131 is an equidigital number, since it uses as much as digits as its factorization.

2303331210131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 781585501.

The product of its (nonzero) digits is 972, while the sum is 23.

Adding to 2303331210131 its reverse (1310121333032), we get a palindrome (3613452543163).

The spelling of 2303331210131 in words is "two trillion, three hundred three billion, three hundred thirty-one million, two hundred ten thousand, one hundred thirty-one".

Divisors: 1 7 421 2947 781585073 5471095511 329047315733 2303331210131