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12302000023 = 97112669413
BaseRepresentation
bin10110111010100000…
…11001111110010111
31011202100101100111111
423131100121332113
5200143303000043
65352414315451
7613566163165
oct133520317627
934670340444
1012302000023
115243181775
122473ab8b87
1312108b2a71
14849b92235
154c002709d
hex2dd419f97

12302000023 has 4 divisors (see below), whose sum is σ = 12314670408. Its totient is φ = 12289329640.

The previous prime is 12301999993. The next prime is 12302000027. The reversal of 12302000023 is 32000020321.

It is a happy number.

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 12302000023 - 213 = 12301991831 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 12301999967 and 12302000012.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12302000027) 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, 6333736 + ... + 6335677.

It is an arithmetic number, because the mean of its divisors is an integer number (3078667602).

Almost surely, 212302000023 is an apocalyptic number.

12302000023 is a deficient number, since it is larger than the sum of its proper divisors (12670385).

12302000023 is an equidigital number, since it uses as much as digits as its factorization.

12302000023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12670384.

The product of its (nonzero) digits is 72, while the sum is 13.

Adding to 12302000023 its reverse (32000020321), we get a palindrome (44302020344).

The spelling of 12302000023 in words is "twelve billion, three hundred two million, twenty-three", and thus it is an aban number.

Divisors: 1 971 12669413 12302000023