2011120211151 has 24 divisors (see below), whose sum is σ = 3026170209920. Its totient is φ = 1285593249600.

The previous prime is 2011120211083. The next prime is 2011120211161. The reversal of 2011120211151 is 1511120211102.

It is a happy number.

It is not a de Polignac number, because 2011120211151 - 2²⁹ = 2010583340239 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 (2011120211161) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 33035260 + ... + 33096081.

Almost surely, 2^{2011120211151} is an apocalyptic number.

2011120211151 is a deficient number, since it is larger than the sum of its proper divisors (1015049998769).

2011120211151 is a wasteful number, since it uses less digits than its factorization.

2011120211151 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 66131487 (or 66131484 counting only the distinct ones).

The product of its (nonzero) digits is 40, while the sum is 18.

Adding to 2011120211151 its reverse (1511120211102), we get a palindrome (3522240422253).

The spelling of 2011120211151 in words is "two trillion, eleven billion, one hundred twenty million, two hundred eleven thousand, one hundred fifty-one".