11202420401 has 2 divisors, whose sum is σ = 11202420402. Its totient is φ = 11202420400.

The previous prime is 11202420379. The next prime is 11202420451. The reversal of 11202420401 is 10402420211.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 9005061025 + 2197359376 = 94895^2 + 46876^2 .

It is a cyclic number.

It is not a de Polignac number, because 11202420401 - 2⁶ = 11202420337 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 11202420401.

It is not a weakly prime, because it can be changed into another prime (11202420451) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5601210200 + 5601210201.

It is an arithmetic number, because the mean of its divisors is an integer number (5601210201).

Almost surely, 2^11202420401 is an apocalyptic number.

It is an amenable number.

11202420401 is a deficient number, since it is larger than the sum of its proper divisors (1).

11202420401 is an equidigital number, since it uses as much as digits as its factorization.

11202420401 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 128, while the sum is 17.

Adding to 11202420401 its reverse (10402420211), we get a palindrome (21604840612).

The spelling of 11202420401 in words is "eleven billion, two hundred two million, four hundred twenty thousand, four hundred one".