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12320230130311 = 401226431356877
BaseRepresentation
bin1011001101001000011011…
…1100001100001010000111
31121121210200000120020020011
42303102012330030022013
53103323312403132221
642111500253051051
72411051534136535
oct263220674141207
947553600506204
1012320230130311
113a1aa867a2464
12146b8b0186a87
136b4a3c79c7ac
143084337cd155
151657266571e1
hexb3486f0c287

12320230130311 has 8 divisors (see below), whose sum is σ = 12351508463664. Its totient is φ = 12288954556800.

The previous prime is 12320230130309. The next prime is 12320230130347. The reversal of 12320230130311 is 11303103202321.

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

It is a cyclic number.

It is not a de Polignac number, because 12320230130311 - 21 = 12320230130309 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12320230130711) 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, 8401405 + ... + 9758281.

It is an arithmetic number, because the mean of its divisors is an integer number (1543938557958).

Almost surely, 212320230130311 is an apocalyptic number.

12320230130311 is a deficient number, since it is larger than the sum of its proper divisors (31278333353).

12320230130311 is a wasteful number, since it uses less digits than its factorization.

12320230130311 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1379921.

The product of its (nonzero) digits is 648, while the sum is 22.

Adding to 12320230130311 its reverse (11303103202321), we get a palindrome (23623333332632).

The spelling of 12320230130311 in words is "twelve trillion, three hundred twenty billion, two hundred thirty million, one hundred thirty thousand, three hundred eleven".

Divisors: 1 401 22643 1356877 9079843 544107677 30723765911 12320230130311