11421145102 has 16 divisors (see below), whose sum is σ = 17219174400. Its totient is φ = 5681464600.

The previous prime is 11421145067. The next prime is 11421145117. The reversal of 11421145102 is 20154112411.

It is a happy number.

11421145102 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

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, 539799 + ... + 560557.

It is an arithmetic number, because the mean of its divisors is an integer number (1076198400).

Almost surely, 2^11421145102 is an apocalyptic number.

11421145102 is a deficient number, since it is larger than the sum of its proper divisors (5798029298).

11421145102 is a wasteful number, since it uses less digits than its factorization.

11421145102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22151.

The product of its (nonzero) digits is 320, while the sum is 22.

Adding to 11421145102 its reverse (20154112411), we get a palindrome (31575257513).

The spelling of 11421145102 in words is "eleven billion, four hundred twenty-one million, one hundred forty-five thousand, one hundred two".