212100233011 has 2 divisors, whose sum is σ = 212100233012. Its totient is φ = 212100233010.

The previous prime is 212100232999. The next prime is 212100233029. The reversal of 212100233011 is 110332001212.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 212100233011 - 2⁵ = 212100232979 is a prime.

It is a super-2 number, since 2×212100233011² (a number of 23 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (212100233041) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106050116505 + 106050116506.

It is an arithmetic number, because the mean of its divisors is an integer number (106050116506).

Almost surely, 2^212100233011 is an apocalyptic number.

212100233011 is a deficient number, since it is larger than the sum of its proper divisors (1).

212100233011 is an equidigital number, since it uses as much as digits as its factorization.

212100233011 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 72, while the sum is 16.

Adding to 212100233011 its reverse (110332001212), we get a palindrome (322432234223).

The spelling of 212100233011 in words is "two hundred twelve billion, one hundred million, two hundred thirty-three thousand, eleven".