1101012212011 has 2 divisors, whose sum is σ = 1101012212012. Its totient is φ = 1101012212010.

The previous prime is 1101012211973. The next prime is 1101012212033. The reversal of 1101012212011 is 1102122101011.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1101012212011 - 2²¹ = 1101010114859 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1101012211982 and 1101012212000.

It is not a weakly prime, because it can be changed into another prime (1101012212051) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 550506106005 + 550506106006.

It is an arithmetic number, because the mean of its divisors is an integer number (550506106006).

Almost surely, 2^{1101012212011} is an apocalyptic number.

1101012212011 is a deficient number, since it is larger than the sum of its proper divisors (1).

1101012212011 is an equidigital number, since it uses as much as digits as its factorization.

1101012212011 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 1101012212011 its reverse (1102122101011), we get a palindrome (2203134313022).

The spelling of 1101012212011 in words is "one trillion, one hundred one billion, twelve million, two hundred twelve thousand, eleven".