30030100221121 has 128 divisors (see below), whose sum is σ = 41620439089152. Its totient is φ = 20912774400000.

The previous prime is 30030100221109. The next prime is 30030100221131. The reversal of 30030100221121 is 12112200103003.

It is not a de Polignac number, because 30030100221121 - 2¹⁵ = 30030100188353 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 30030100221095 and 30030100221104.

It is not an unprimeable number, because it can be changed into a prime (30030100221131) by changing a digit.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 4428561751 + ... + 4428568531.

It is an arithmetic number, because the mean of its divisors is an integer number (325159680384).

Almost surely, 2^{30030100221121} is an apocalyptic number.

It is an amenable number.

30030100221121 is a deficient number, since it is larger than the sum of its proper divisors (11590338868031).

30030100221121 is a wasteful number, since it uses less digits than its factorization.

30030100221121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7743.

The product of its (nonzero) digits is 72, while the sum is 16.

Adding to 30030100221121 its reverse (12112200103003), we get a palindrome (42142300324124).

The spelling of 30030100221121 in words is "thirty trillion, thirty billion, one hundred million, two hundred twenty-one thousand, one hundred twenty-one".