1232401212042 has 512 divisors, whose sum is σ = 3476998103040. Its totient is φ = 280966164480.

The previous prime is 1232401212041. The next prime is 1232401212043. The reversal of 1232401212042 is 2402121042321.

It is an interprime number because it is at equal distance from previous prime (1232401212041) and next prime (1232401212043).

It is not an unprimeable number, because it can be changed into a prime (1232401212041) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 255 ways as a sum of consecutive naturals, for example, 2010442128 + ... + 2010442740.

It is an arithmetic number, because the mean of its divisors is an integer number (6791011920).

Almost surely, 2^{1232401212042} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1232401212042, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1738499051520).

1232401212042 is an abundant number, since it is smaller than the sum of its proper divisors (2244596890998).

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

1232401212042 is a wasteful number, since it uses less digits than its factorization.

1232401212042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 878.

The product of its (nonzero) digits is 1536, while the sum is 24.

Adding to 1232401212042 its reverse (2402121042321), we get a palindrome (3634522254363).

The spelling of 1232401212042 in words is "one trillion, two hundred thirty-two billion, four hundred one million, two hundred twelve thousand, forty-two".