12347122002 has 16 divisors (see below), whose sum is σ = 24705154560. Its totient is φ = 4113888912.

The previous prime is 12347121959. The next prime is 12347122003. The reversal of 12347122002 is 20022174321.

It is not an unprimeable number, because it can be changed into a prime (12347122003) 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, 439858 + ... + 467085.

It is an arithmetic number, because the mean of its divisors is an integer number (1544072160).

Almost surely, 2^12347122002 is an apocalyptic number.

12347122002 is an abundant number, since it is smaller than the sum of its proper divisors (12358032558).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12347122002 is a wasteful number, since it uses less digits than its factorization.

12347122002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 909217.

The product of its (nonzero) digits is 1344, while the sum is 24.

Adding to 12347122002 its reverse (20022174321), we get a palindrome (32369296323).

The spelling of 12347122002 in words is "twelve billion, three hundred forty-seven million, one hundred twenty-two thousand, two".