1335212233261 has 2 divisors, whose sum is σ = 1335212233262. Its totient is φ = 1335212233260.

The previous prime is 1335212233249. The next prime is 1335212233283. The reversal of 1335212233261 is 1623322125331.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1325238416100 + 9973817161 = 1151190^2 + 99869^2 .

It is a cyclic number.

It is not a de Polignac number, because 1335212233261 - 2⁷ = 1335212233133 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1335212233661) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 667606116630 + 667606116631.

It is an arithmetic number, because the mean of its divisors is an integer number (667606116631).

Almost surely, 2^{1335212233261} is an apocalyptic number.

It is an amenable number.

1335212233261 is a deficient number, since it is larger than the sum of its proper divisors (1).

1335212233261 is an equidigital number, since it uses as much as digits as its factorization.

1335212233261 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 38880, while the sum is 34.

Adding to 1335212233261 its reverse (1623322125331), we get a palindrome (2958534358592).

The spelling of 1335212233261 in words is "one trillion, three hundred thirty-five billion, two hundred twelve million, two hundred thirty-three thousand, two hundred sixty-one".