11522350420 has 48 divisors (see below), whose sum is σ = 27726733440. Its totient is φ = 3940078464.

The previous prime is 11522350409. The next prime is 11522350421. The reversal of 11522350420 is 2405322511.

11522350420 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11522350421) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 55519 + ... + 161638.

It is an arithmetic number, because the mean of its divisors is an integer number (577640280).

Almost surely, 2^11522350420 is an apocalyptic number.

11522350420 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11522350420 is an abundant number, since it is smaller than the sum of its proper divisors (16204383020).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11522350420 is a wasteful number, since it uses less digits than its factorization.

11522350420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 217552 (or 217550 counting only the distinct ones).

The product of its (nonzero) digits is 2400, while the sum is 25.

Adding to 11522350420 its reverse (2405322511), we get a palindrome (13927672931).

The spelling of 11522350420 in words is "eleven billion, five hundred twenty-two million, three hundred fifty thousand, four hundred twenty".