1103402332261 has 2 divisors, whose sum is σ = 1103402332262. Its totient is φ = 1103402332260.

The previous prime is 1103402332229. The next prime is 1103402332303. The reversal of 1103402332261 is 1622332043011.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1023751381636 + 79650950625 = 1011806^2 + 282225^2 .

It is a cyclic number.

It is not a de Polignac number, because 1103402332261 - 2⁵ = 1103402332229 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1103402339261) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 551701166130 + 551701166131.

It is an arithmetic number, because the mean of its divisors is an integer number (551701166131).

Almost surely, 2^{1103402332261} is an apocalyptic number.

It is an amenable number.

1103402332261 is a deficient number, since it is larger than the sum of its proper divisors (1).

1103402332261 is an equidigital number, since it uses as much as digits as its factorization.

1103402332261 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5184, while the sum is 28.

Adding to 1103402332261 its reverse (1622332043011), we get a palindrome (2725734375272).

The spelling of 1103402332261 in words is "one trillion, one hundred three billion, four hundred two million, three hundred thirty-two thousand, two hundred sixty-one".