2053111011 has 32 divisors (see below), whose sum is σ = 3201589248. Its totient is φ = 1145918880.

The previous prime is 2053111009. The next prime is 2053111043. The reversal of 2053111011 is 1101113502.

It is not a de Polignac number, because 2053111011 - 2¹ = 2053111009 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2053111001) 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, 561756 + ... + 565398.

It is an arithmetic number, because the mean of its divisors is an integer number (100049664).

Almost surely, 2^2053111011 is an apocalyptic number.

2053111011 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

2053111011 is a deficient number, since it is larger than the sum of its proper divisors (1148478237).

2053111011 is a wasteful number, since it uses less digits than its factorization.

2053111011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4271.

The product of its (nonzero) digits is 30, while the sum is 15.

The square root of 2053111011 is about 45311.2680356664. The cubic root of 2053111011 is about 1270.9763734013.

Adding to 2053111011 its reverse (1101113502), we get a palindrome (3154224513).

The spelling of 2053111011 in words is "two billion, fifty-three million, one hundred eleven thousand, eleven".