1021211114311 has 16 divisors (see below), whose sum is σ = 1038684366720. Its totient is φ = 1003931419680.

The previous prime is 1021211114177. The next prime is 1021211114423. The reversal of 1021211114311 is 1134111121201.

It is a cyclic number.

It is not a de Polignac number, because 1021211114311 - 2⁹ = 1021211113799 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1021211114711) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5689440 + ... + 5866186.

It is an arithmetic number, because the mean of its divisors is an integer number (64917772920).

Almost surely, 2^{1021211114311} is an apocalyptic number.

1021211114311 is a deficient number, since it is larger than the sum of its proper divisors (17473252409).

1021211114311 is a wasteful number, since it uses less digits than its factorization.

1021211114311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 177294.

The product of its (nonzero) digits is 48, while the sum is 19.

Adding to 1021211114311 its reverse (1134111121201), we get a palindrome (2155322235512).

The spelling of 1021211114311 in words is "one trillion, twenty-one billion, two hundred eleven million, one hundred fourteen thousand, three hundred eleven".