2333011121261 has 2 divisors, whose sum is σ = 2333011121262. Its totient is φ = 2333011121260.

The previous prime is 2333011121251. The next prime is 2333011121279. The reversal of 2333011121261 is 1621211103332.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1430499721225 + 902511400036 = 1196035^2 + 950006^2 .

It is a cyclic number.

It is not a de Polignac number, because 2333011121261 - 2¹⁴ = 2333011104877 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2333011121261.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2333011121251) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1166505560630 + 1166505560631.

It is an arithmetic number, because the mean of its divisors is an integer number (1166505560631).

Almost surely, 2^{2333011121261} is an apocalyptic number.

It is an amenable number.

2333011121261 is a deficient number, since it is larger than the sum of its proper divisors (1).

2333011121261 is an equidigital number, since it uses as much as digits as its factorization.

2333011121261 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1296, while the sum is 26.

Adding to 2333011121261 its reverse (1621211103332), we get a palindrome (3954222224593).

The spelling of 2333011121261 in words is "two trillion, three hundred thirty-three billion, eleven million, one hundred twenty-one thousand, two hundred sixty-one".