2011012302111 has 32 divisors (see below), whose sum is σ = 2705343556608. Its totient is φ = 1328729975040.

The previous prime is 2011012302097. The next prime is 2011012302137. The reversal of 2011012302111 is 1112032101102.

It is not a de Polignac number, because 2011012302111 - 2³¹ = 2008864818463 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2011012302161) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 404872150 + ... + 404877116.

It is an arithmetic number, because the mean of its divisors is an integer number (84541986144).

Almost surely, 2^{2011012302111} is an apocalyptic number.

2011012302111 is a deficient number, since it is larger than the sum of its proper divisors (694331254497).

2011012302111 is a wasteful number, since it uses less digits than its factorization.

2011012302111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7351.

The product of its (nonzero) digits is 24, while the sum is 15.

Adding to 2011012302111 its reverse (1112032101102), we get a palindrome (3123044403213).

The spelling of 2011012302111 in words is "two trillion, eleven billion, twelve million, three hundred two thousand, one hundred eleven".