1403443121201 has 6 divisors (see below), whose sum is σ = 1542627563106. Its totient is φ = 1275857382800.

The previous prime is 1403443121183. The next prime is 1403443121207. The reversal of 1403443121201 is 1021213443041.

It can be written as a sum of positive squares in only one way, i.e., 1378630570801 + 24812550400 = 1174151^2 + 157520^2 .

It is not a de Polignac number, because 1403443121201 - 2¹⁸ = 1403442859057 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (1403443121207) 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 5 ways as a sum of consecutive naturals, for example, 5799351620 + ... + 5799351861.

It is an arithmetic number, because the mean of its divisors is an integer number (257104593851).

Almost surely, 2^{1403443121201} is an apocalyptic number.

1403443121201 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

1403443121201 is a deficient number, since it is larger than the sum of its proper divisors (139184441905).

1403443121201 is a wasteful number, since it uses less digits than its factorization.

1403443121201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11598703503 (or 11598703492 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 26.

Adding to 1403443121201 its reverse (1021213443041), we get a palindrome (2424656564242).

The spelling of 1403443121201 in words is "one trillion, four hundred three billion, four hundred forty-three million, one hundred twenty-one thousand, two hundred one".