2112211001011 has 2 divisors, whose sum is σ = 2112211001012. Its totient is φ = 2112211001010.

The previous prime is 2112211000993. The next prime is 2112211001039. The reversal of 2112211001011 is 1101001122112.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2112211001011 - 2⁷ = 2112211000883 is a prime.

It is a super-2 number, since 2×2112211001011² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2112211000982 and 2112211001000.

It is not a weakly prime, because it can be changed into another prime (2112211005011) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1056105500505 + 1056105500506.

It is an arithmetic number, because the mean of its divisors is an integer number (1056105500506).

Almost surely, 2^{2112211001011} is an apocalyptic number.

2112211001011 is a deficient number, since it is larger than the sum of its proper divisors (1).

2112211001011 is an equidigital number, since it uses as much as digits as its factorization.

2112211001011 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 8, while the sum is 13.

Adding to 2112211001011 its reverse (1101001122112), we get a palindrome (3213212123123).

The spelling of 2112211001011 in words is "two trillion, one hundred twelve billion, two hundred eleven million, one thousand, eleven".