1003420243201 has 2 divisors, whose sum is σ = 1003420243202. Its totient is φ = 1003420243200.

The previous prime is 1003420243157. The next prime is 1003420243237. The reversal of 1003420243201 is 1023420243001.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 745457833201 + 257962410000 = 863399^2 + 507900^2 .

It is a cyclic number.

It is not a de Polignac number, because 1003420243201 - 2¹³ = 1003420235009 is a prime.

It is not a weakly prime, because it can be changed into another prime (1003420243261) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 501710121600 + 501710121601.

It is an arithmetic number, because the mean of its divisors is an integer number (501710121601).

Almost surely, 2^{1003420243201} is an apocalyptic number.

It is an amenable number.

1003420243201 is a deficient number, since it is larger than the sum of its proper divisors (1).

1003420243201 is an equidigital number, since it uses as much as digits as its factorization.

1003420243201 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1152, while the sum is 22.

Adding to 1003420243201 its reverse (1023420243001), we get a palindrome (2026840486202).

The spelling of 1003420243201 in words is "one trillion, three billion, four hundred twenty million, two hundred forty-three thousand, two hundred one".