21114222034530 has 64 divisors (see below), whose sum is σ = 50961055910400. Its totient is φ = 5598660522240.

The previous prime is 21114222034523. The next prime is 21114222034583. The reversal of 21114222034530 is 3543022241112.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1587016 + ... + 6689324.

It is an arithmetic number, because the mean of its divisors is an integer number (796266498600).

Almost surely, 2^{21114222034530} is an apocalyptic number.

21114222034530 is an abundant number, since it is smaller than the sum of its proper divisors (29846833875870).

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

21114222034530 is a wasteful number, since it uses less digits than its factorization.

21114222034530 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5103099.

The product of its (nonzero) digits is 11520, while the sum is 30.

Adding to 21114222034530 its reverse (3543022241112), we get a palindrome (24657244275642).

The spelling of 21114222034530 in words is "twenty-one trillion, one hundred fourteen billion, two hundred twenty-two million, thirty-four thousand, five hundred thirty".