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13230013022 = 26615006511
BaseRepresentation
bin11000101001001000…
…11111101001011110
31021011000121022000022
430110210133221132
5204043340404042
610024445032142
7645565153352
oct142444375136
937130538008
1013230013022
115679aa7666
122692855652
13132ac36b95
148d7121462
15526738cd2
hex31491fa5e

13230013022 has 4 divisors (see below), whose sum is σ = 19845019536. Its totient is φ = 6615006510.

The previous prime is 13230012997. The next prime is 13230013067. The reversal of 13230013022 is 22031003231.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 22031003231 = 95323117527.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3307503254 + ... + 3307503257.

It is an arithmetic number, because the mean of its divisors is an integer number (4961254884).

Almost surely, 213230013022 is an apocalyptic number.

13230013022 is a deficient number, since it is larger than the sum of its proper divisors (6615006514).

13230013022 is an equidigital number, since it uses as much as digits as its factorization.

13230013022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6615006513.

The product of its (nonzero) digits is 216, while the sum is 17.

Adding to 13230013022 its reverse (22031003231), we get a palindrome (35261016253).

The spelling of 13230013022 in words is "thirteen billion, two hundred thirty million, thirteen thousand, twenty-two".

Divisors: 1 2 6615006511 13230013022