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12302635201 = 29881411721
BaseRepresentation
bin10110111010100101…
…10101000011000001
31011202101120121210121
423131102311003001
5200143433311301
65352440100241
7613604450053
oct133522650301
934671517717
1012302635201
115243575a0a
122474164681
131210a75bcc
14849cb98d3
154c01003a1
hex2dd4b50c1

12302635201 has 4 divisors (see below), whose sum is σ = 12303076804. Its totient is φ = 12302193600.

The previous prime is 12302635187. The next prime is 12302635211. The reversal of 12302635201 is 10253620321.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 10253620321 = 71464802903.

It can be written as a sum of positive squares in 2 ways, for example, as 6589542976 + 5713092225 = 81176^2 + 75585^2 .

It is a cyclic number.

It is not a de Polignac number, because 12302635201 - 29 = 12302634689 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12302635211) 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, 175980 + ... + 235741.

It is an arithmetic number, because the mean of its divisors is an integer number (3075769201).

Almost surely, 212302635201 is an apocalyptic number.

It is an amenable number.

12302635201 is a deficient number, since it is larger than the sum of its proper divisors (441603).

12302635201 is an equidigital number, since it uses as much as digits as its factorization.

12302635201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 441602.

The product of its (nonzero) digits is 2160, while the sum is 25.

The spelling of 12302635201 in words is "twelve billion, three hundred two million, six hundred thirty-five thousand, two hundred one".

Divisors: 1 29881 411721 12302635201