211211134051 has 2 divisors, whose sum is σ = 211211134052. Its totient is φ = 211211134050.

The previous prime is 211211134031. The next prime is 211211134081. The reversal of 211211134051 is 150431112112.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 211211134051 - 2¹⁷ = 211211002979 is a prime.

It is a super-2 number, since 2×211211134051² (a number of 23 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (211211134031) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 105605567025 + 105605567026.

It is an arithmetic number, because the mean of its divisors is an integer number (105605567026).

Almost surely, 2^211211134051 is an apocalyptic number.

211211134051 is a deficient number, since it is larger than the sum of its proper divisors (1).

211211134051 is an equidigital number, since it uses as much as digits as its factorization.

211211134051 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 240, while the sum is 22.

Adding to 211211134051 its reverse (150431112112), we get a palindrome (361642246163).

The spelling of 211211134051 in words is "two hundred eleven billion, two hundred eleven million, one hundred thirty-four thousand, fifty-one".