203402400140011 has 2 divisors, whose sum is σ = 203402400140012. Its totient is φ = 203402400140010.

The previous prime is 203402400139997. The next prime is 203402400140047. The reversal of 203402400140011 is 110041004204302.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 203402400140011 - 2⁴¹ = 201203376884459 is a prime.

It is not a weakly prime, because it can be changed into another prime (203402400140711) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 101701200070005 + 101701200070006.

It is an arithmetic number, because the mean of its divisors is an integer number (101701200070006).

Almost surely, 2^{203402400140011} is an apocalyptic number.

203402400140011 is a deficient number, since it is larger than the sum of its proper divisors (1).

203402400140011 is an equidigital number, since it uses as much as digits as its factorization.

203402400140011 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 768, while the sum is 22.

Adding to 203402400140011 its reverse (110041004204302), we get a palindrome (313443404344313).

The spelling of 203402400140011 in words is "two hundred three trillion, four hundred two billion, four hundred million, one hundred forty thousand, eleven".