1234401331042 has 8 divisors (see below), whose sum is σ = 2019929450832. Its totient is φ = 561091514100.

The previous prime is 1234401331027. The next prime is 1234401331049. The reversal of 1234401331042 is 2401331044321.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×1234401331042² (a number of 25 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1234401331042.

It is not an unprimeable number, because it can be changed into a prime (1234401331049) 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 3 ways as a sum of consecutive naturals, for example, 28054575684 + ... + 28054575727.

It is an arithmetic number, because the mean of its divisors is an integer number (252491181354).

Almost surely, 2^{1234401331042} is an apocalyptic number.

1234401331042 is a deficient number, since it is larger than the sum of its proper divisors (785528119790).

1234401331042 is a wasteful number, since it uses less digits than its factorization.

1234401331042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56109151424.

The product of its (nonzero) digits is 6912, while the sum is 28.

Adding to 1234401331042 its reverse (2401331044321), we get a palindrome (3635732375363).

The spelling of 1234401331042 in words is "one trillion, two hundred thirty-four billion, four hundred one million, three hundred thirty-one thousand, forty-two".