2101011201011 has 2 divisors, whose sum is σ = 2101011201012. Its totient is φ = 2101011201010.

The previous prime is 2101011200957. The next prime is 2101011201067. The reversal of 2101011201011 is 1101021101012.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2101011201011 - 2³⁸ = 1826133294067 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2101011200983 and 2101011201001.

It is not a weakly prime, because it can be changed into another prime (2101011200011) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1050505600505 + 1050505600506.

It is an arithmetic number, because the mean of its divisors is an integer number (1050505600506).

Almost surely, 2^{2101011201011} is an apocalyptic number.

2101011201011 is a deficient number, since it is larger than the sum of its proper divisors (1).

2101011201011 is an equidigital number, since it uses as much as digits as its factorization.

2101011201011 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4, while the sum is 11.

Adding to 2101011201011 its reverse (1101021101012), we get a palindrome (3202032302023).

Subtracting from 2101011201011 its reverse (1101021101012), we obtain a palindrome (999990099999).

The spelling of 2101011201011 in words is "two trillion, one hundred one billion, eleven million, two hundred one thousand, eleven".