2111000051 has 2 divisors, whose sum is σ = 2111000052. Its totient is φ = 2111000050.

The previous prime is 2111000033. The next prime is 2111000063. The reversal of 2111000051 is 1500001112.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2111000051 - 2¹⁸ = 2110737907 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2110999996 and 2111000041.

It is not a weakly prime, because it can be changed into another prime (2111000071) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1055500025 + 1055500026.

It is an arithmetic number, because the mean of its divisors is an integer number (1055500026).

Almost surely, 2^2111000051 is an apocalyptic number.

2111000051 is a deficient number, since it is larger than the sum of its proper divisors (1).

2111000051 is an equidigital number, since it uses as much as digits as its factorization.

2111000051 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 10, while the sum is 11.

The square root of 2111000051 is about 45945.6205856445. The cubic root of 2111000051 is about 1282.8112145067.

Adding to 2111000051 its reverse (1500001112), we get a palindrome (3611001163).

The spelling of 2111000051 in words is "two billion, one hundred eleven million, fifty-one", and thus it is an aban number.