2011521130510 has 16 divisors (see below), whose sum is σ = 3623398410672. Its totient is φ = 804017257600.

The previous prime is 2011521130447. The next prime is 2011521130519. The reversal of 2011521130510 is 150311251102.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2011521130519) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 73885036 + ... + 73912255.

It is an arithmetic number, because the mean of its divisors is an integer number (226462400667).

Almost surely, 2^{2011521130510} is an apocalyptic number.

2011521130510 is a deficient number, since it is larger than the sum of its proper divisors (1611877280162).

2011521130510 is a wasteful number, since it uses less digits than its factorization.

2011521130510 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 147798659.

The product of its (nonzero) digits is 300, while the sum is 22.

Adding to 2011521130510 its reverse (150311251102), we get a palindrome (2161832381612).

The spelling of 2011521130510 in words is "two trillion, eleven billion, five hundred twenty-one million, one hundred thirty thousand, five hundred ten".