1011202311211 has 2 divisors, whose sum is σ = 1011202311212. Its totient is φ = 1011202311210.

The previous prime is 1011202311167. The next prime is 1011202311233. The reversal of 1011202311211 is 1121132021101.

It is a happy number.

1011202311211 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1011202311211 - 2¹⁷ = 1011202180139 is a prime.

It is a super-2 number, since 2×1011202311211² (a number of 25 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1011202311611) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 505601155605 + 505601155606.

It is an arithmetic number, because the mean of its divisors is an integer number (505601155606).

Almost surely, 2^{1011202311211} is an apocalyptic number.

1011202311211 is a deficient number, since it is larger than the sum of its proper divisors (1).

1011202311211 is an equidigital number, since it uses as much as digits as its factorization.

1011202311211 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 24, while the sum is 16.

Adding to 1011202311211 its reverse (1121132021101), we get a palindrome (2132334332312).

The spelling of 1011202311211 in words is "one trillion, eleven billion, two hundred two million, three hundred eleven thousand, two hundred eleven".