21114133043 has 2 divisors, whose sum is σ = 21114133044. Its totient is φ = 21114133042.

The previous prime is 21114133003. The next prime is 21114133063. The reversal of 21114133043 is 34033141112.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 21114133043 - 2¹² = 21114128947 is a prime.

It is a super-2 number, since 2×21114133043² (a number of 21 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (21114133003) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10557066521 + 10557066522.

It is an arithmetic number, because the mean of its divisors is an integer number (10557066522).

Almost surely, 2^21114133043 is an apocalyptic number.

21114133043 is a deficient number, since it is larger than the sum of its proper divisors (1).

21114133043 is an equidigital number, since it uses as much as digits as its factorization.

21114133043 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 864, while the sum is 23.

Adding to 21114133043 its reverse (34033141112), we get a palindrome (55147274155).

The spelling of 21114133043 in words is "twenty-one billion, one hundred fourteen million, one hundred thirty-three thousand, forty-three".