1042401313002 has 64 divisors (see below), whose sum is σ = 2390171351040. Its totient is φ = 296886966336.

The previous prime is 1042401312973. The next prime is 1042401313007. The reversal of 1042401313002 is 2003131042401.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a self number, because there is not a number n which added to its sum of digits gives 1042401313002.

It is not an unprimeable number, because it can be changed into a prime (1042401313007) by changing a digit.

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 31 ways as a sum of consecutive naturals, for example, 66988899 + ... + 67004457.

It is an arithmetic number, because the mean of its divisors is an integer number (37346427360).

Almost surely, 2^{1042401313002} is an apocalyptic number.

1042401313002 is an abundant number, since it is smaller than the sum of its proper divisors (1347770038038).

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

1042401313002 is a wasteful number, since it uses less digits than its factorization.

1042401313002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20515.

The product of its (nonzero) digits is 576, while the sum is 21.

Adding to 1042401313002 its reverse (2003131042401), we get a palindrome (3045532355403).

The spelling of 1042401313002 in words is "one trillion, forty-two billion, four hundred one million, three hundred thirteen thousand, two".