2141021011 has 2 divisors, whose sum is σ = 2141021012. Its totient is φ = 2141021010.

The previous prime is 2141020967. The next prime is 2141021039. The reversal of 2141021011 is 1101201412.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2141021011 - 2⁹ = 2141020499 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2141020982 and 2141021000.

It is not a weakly prime, because it can be changed into another prime (2141021111) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1070510505 + 1070510506.

It is an arithmetic number, because the mean of its divisors is an integer number (1070510506).

Almost surely, 2^2141021011 is an apocalyptic number.

2141021011 is a deficient number, since it is larger than the sum of its proper divisors (1).

2141021011 is an equidigital number, since it uses as much as digits as its factorization.

2141021011 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 16, while the sum is 13.

The square root of 2141021011 is about 46271.1682476248. The cubic root of 2141021011 is about 1288.8636530651.

Adding to 2141021011 its reverse (1101201412), we get a palindrome (3242222423).

The spelling of 2141021011 in words is "two billion, one hundred forty-one million, twenty-one thousand, eleven".