2111012941 has 2 divisors, whose sum is σ = 2111012942. Its totient is φ = 2111012940.

The previous prime is 2111012929. The next prime is 2111012947. The reversal of 2111012941 is 1492101112.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1617728841 + 493284100 = 40221^2 + 22210^2 .

It is a cyclic number.

It is not a de Polignac number, because 2111012941 - 2⁹ = 2111012429 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2111012947) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1055506470 + 1055506471.

It is an arithmetic number, because the mean of its divisors is an integer number (1055506471).

Almost surely, 2^2111012941 is an apocalyptic number.

It is an amenable number.

2111012941 is a deficient number, since it is larger than the sum of its proper divisors (1).

2111012941 is an equidigital number, since it uses as much as digits as its factorization.

2111012941 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 144, while the sum is 22.

The square root of 2111012941 is about 45945.7608599531. The cubic root of 2111012941 is about 1282.8138254972.

The spelling of 2111012941 in words is "two billion, one hundred eleven million, twelve thousand, nine hundred forty-one".