1003531402001 has 32 divisors (see below), whose sum is σ = 1062390988800. Its totient is φ = 946061424000.

The previous prime is 1003531401973. The next prime is 1003531402057. The reversal of 1003531402001 is 1002041353001.

It is a de Polignac number, because none of the positive numbers 2^k-1003531402001 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1003531405001) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 334397501 + ... + 334400501.

It is an arithmetic number, because the mean of its divisors is an integer number (33199718400).

Almost surely, 2^{1003531402001} is an apocalyptic number.

It is an amenable number.

1003531402001 is a deficient number, since it is larger than the sum of its proper divisors (58859586799).

1003531402001 is a wasteful number, since it uses less digits than its factorization.

1003531402001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3869.

The product of its (nonzero) digits is 360, while the sum is 20.

Adding to 1003531402001 its reverse (1002041353001), we get a palindrome (2005572755002).

The spelling of 1003531402001 in words is "one trillion, three billion, five hundred thirty-one million, four hundred two thousand, one".