1010111202011 has 16 divisors (see below), whose sum is σ = 1046822618400. Its totient is φ = 973526335488.

The previous prime is 1010111202007. The next prime is 1010111202029. The reversal of 1010111202011 is 1102021110101.

It is a cyclic number.

It is not a de Polignac number, because 1010111202011 - 2² = 1010111202007 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1010111201983 and 1010111202001.

It is not an unprimeable number, because it can be changed into a prime (1010111202031) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 54789851 + ... + 54808283.

It is an arithmetic number, because the mean of its divisors is an integer number (65426413650).

Almost surely, 2^{1010111202011} is an apocalyptic number.

1010111202011 is a deficient number, since it is larger than the sum of its proper divisors (36711416389).

1010111202011 is a wasteful number, since it uses less digits than its factorization.

1010111202011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21758.

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

Adding to 1010111202011 its reverse (1102021110101), we get a palindrome (2112132312112).

The spelling of 1010111202011 in words is "one trillion, ten billion, one hundred eleven million, two hundred two thousand, eleven".