1010120111011 has 18 divisors (see below), whose sum is σ = 1171809679236. Its totient is φ = 869959866600.

The previous prime is 1010120110997. The next prime is 1010120111093. The reversal of 1010120111011 is 1101110210101.

It is a de Polignac number, because none of the positive numbers 2^k-1010120111011 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1010120111711) by changing a digit.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 11518785 + ... + 11606146.

Almost surely, 2^{1010120111011} is an apocalyptic number.

1010120111011 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

1010120111011 is a deficient number, since it is larger than the sum of its proper divisors (161689568225).

1010120111011 is a wasteful number, since it uses less digits than its factorization.

1010120111011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23124991 (or 23124961 counting only the distinct ones).

The product of its (nonzero) digits is 2, while the sum is 10.

Adding to 1010120111011 its reverse (1101110210101), we get a palindrome (2111230321112).

The spelling of 1010120111011 in words is "one trillion, ten billion, one hundred twenty million, one hundred eleven thousand, eleven".