2061211051 has 2 divisors, whose sum is σ = 2061211052. Its totient is φ = 2061211050.

The previous prime is 2061211043. The next prime is 2061211057. The reversal of 2061211051 is 1501121602.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2061211051 - 2³ = 2061211043 is a prime.

It is not a weakly prime, because it can be changed into another prime (2061211057) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1030605525 + 1030605526.

It is an arithmetic number, because the mean of its divisors is an integer number (1030605526).

Almost surely, 2^2061211051 is an apocalyptic number.

2061211051 is a deficient number, since it is larger than the sum of its proper divisors (1).

2061211051 is an equidigital number, since it uses as much as digits as its factorization.

2061211051 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 120, while the sum is 19.

The square root of 2061211051 is about 45400.5622322015. The cubic root of 2061211051 is about 1272.6456207483.

Adding to 2061211051 its reverse (1501121602), we get a palindrome (3562332653).

The spelling of 2061211051 in words is "two billion, sixty-one million, two hundred eleven thousand, fifty-one".