221011130130 has 64 divisors (see below), whose sum is σ = 606291187968. Its totient is φ = 50509393920.

The previous prime is 221011130029. The next prime is 221011130213. The reversal of 221011130130 is 31031110122.

It is a happy number.

221011130130 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1421514 + ... + 1569306.

It is an arithmetic number, because the mean of its divisors is an integer number (9473299812).

Almost surely, 2^221011130130 is an apocalyptic number.

221011130130 is an abundant number, since it is smaller than the sum of its proper divisors (385280057838).

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

221011130130 is a wasteful number, since it uses less digits than its factorization.

221011130130 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 154931.

The product of its (nonzero) digits is 36, while the sum is 15.

Adding to 221011130130 its reverse (31031110122), we get a palindrome (252042240252).

The spelling of 221011130130 in words is "two hundred twenty-one billion, eleven million, one hundred thirty thousand, one hundred thirty".