2012521011 has 8 divisors (see below), whose sum is σ = 2683584960. Its totient is φ = 1341568872.

The previous prime is 2012520941. The next prime is 2012521031. The reversal of 2012521011 is 1101252102.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 2012521011 - 2²² = 2008326707 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2012521031) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 33100 + ... + 71558.

It is an arithmetic number, because the mean of its divisors is an integer number (335448120).

Almost surely, 2^2012521011 is an apocalyptic number.

2012521011 is a deficient number, since it is larger than the sum of its proper divisors (671063949).

2012521011 is a wasteful number, since it uses less digits than its factorization.

2012521011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55905.

The product of its (nonzero) digits is 40, while the sum is 15.

The square root of 2012521011 is about 44861.1302911552. The cubic root of 2012521011 is about 1262.5448296469.

Adding to 2012521011 its reverse (1101252102), we get a palindrome (3113773113).

It can be divided in two parts, 201252101 and 1, that added together give a palindrome (201252102).

The spelling of 2012521011 in words is "two billion, twelve million, five hundred twenty-one thousand, eleven".