30224220121 has 16 divisors (see below), whose sum is σ = 32024070144. Its totient is φ = 28465257744.

The previous prime is 30224220101. The next prime is 30224220127. The reversal of 30224220121 is 12102242203.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-30224220121 is a prime.

It is a super-2 number, since 2×30224220121² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (30224220127) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 5148630 + ... + 5154496.

It is an arithmetic number, because the mean of its divisors is an integer number (2001504384).

Almost surely, 2^30224220121 is an apocalyptic number.

It is an amenable number.

30224220121 is a deficient number, since it is larger than the sum of its proper divisors (1799850023).

30224220121 is a wasteful number, since it uses less digits than its factorization.

30224220121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9300.

The product of its (nonzero) digits is 384, while the sum is 19.

Adding to 30224220121 its reverse (12102242203), we get a palindrome (42326462324).

The spelling of 30224220121 in words is "thirty billion, two hundred twenty-four million, two hundred twenty thousand, one hundred twenty-one".