1213241142004 has 6 divisors (see below), whose sum is σ = 2123171998514. Its totient is φ = 606620571000.

The previous prime is 1213241141933. The next prime is 1213241142013. The reversal of 1213241142004 is 4002411423121.

It can be written as a sum of positive squares in only one way, i.e., 1186243365904 + 26997776100 = 1089148^2 + 164310^2 .

It is a super-3 number, since 3×1213241142004³ (a number of 37 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1213241142004.

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 as a sum of consecutive naturals, namely, 151655142747 + ... + 151655142754.

Almost surely, 2^{1213241142004} is an apocalyptic number.

It is an amenable number.

1213241142004 is a deficient number, since it is larger than the sum of its proper divisors (909930856510).

1213241142004 is a wasteful number, since it uses less digits than its factorization.

1213241142004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 303310285505 (or 303310285503 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 25.

Adding to 1213241142004 its reverse (4002411423121), we get a palindrome (5215652565125).

The spelling of 1213241142004 in words is "one trillion, two hundred thirteen billion, two hundred forty-one million, one hundred forty-two thousand, four".