2201404012261 has 2 divisors, whose sum is σ = 2201404012262. Its totient is φ = 2201404012260.

The previous prime is 2201404012219. The next prime is 2201404012279. The reversal of 2201404012261 is 1622104041022.

2201404012261 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2035775361636 + 165628650625 = 1426806^2 + 406975^2 .

It is a cyclic number.

It is not a de Polignac number, because 2201404012261 - 2¹³ = 2201404004069 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2201404012201) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1100702006130 + 1100702006131.

It is an arithmetic number, because the mean of its divisors is an integer number (1100702006131).

Almost surely, 2^{2201404012261} is an apocalyptic number.

It is an amenable number.

2201404012261 is a deficient number, since it is larger than the sum of its proper divisors (1).

2201404012261 is an equidigital number, since it uses as much as digits as its factorization.

2201404012261 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1536, while the sum is 25.

Adding to 2201404012261 its reverse (1622104041022), we get a palindrome (3823508053283).

The spelling of 2201404012261 in words is "two trillion, two hundred one billion, four hundred four million, twelve thousand, two hundred sixty-one".