12142231004 has 12 divisors (see below), whose sum is σ = 21280482384. Its totient is φ = 6062093184.

The previous prime is 12142230979. The next prime is 12142231019. The reversal of 12142231004 is 40013224121.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2252552 + ... + 2257935.

It is an arithmetic number, because the mean of its divisors is an integer number (1773373532).

Almost surely, 2^12142231004 is an apocalyptic number.

It is an amenable number.

12142231004 is a deficient number, since it is larger than the sum of its proper divisors (9138251380).

12142231004 is a wasteful number, since it uses less digits than its factorization.

12142231004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4511164 (or 4511162 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 20.

Adding to 12142231004 its reverse (40013224121), we get a palindrome (52155455125).

The spelling of 12142231004 in words is "twelve billion, one hundred forty-two million, two hundred thirty-one thousand, four".