30132002221121 has 4 divisors (see below), whose sum is σ = 31171036780500. Its totient is φ = 29092967661744.

The previous prime is 30132002221099. The next prime is 30132002221157. The reversal of 30132002221121 is 12112220023103.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 12317018412721 + 17814983808400 = 3509561^2 + 4220780^2 .

It is a cyclic number.

It is not a de Polignac number, because 30132002221121 - 2¹⁴ = 30132002204737 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 30132002221093 and 30132002221102.

It is not an unprimeable number, because it can be changed into a prime (30132002221721) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 519517279646 + ... + 519517279703.

It is an arithmetic number, because the mean of its divisors is an integer number (7792759195125).

Almost surely, 2^{30132002221121} is an apocalyptic number.

It is an amenable number.

30132002221121 is a deficient number, since it is larger than the sum of its proper divisors (1039034559379).

30132002221121 is a wasteful number, since it uses less digits than its factorization.

30132002221121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1039034559378.

The product of its (nonzero) digits is 288, while the sum is 20.

Adding to 30132002221121 its reverse (12112220023103), we get a palindrome (42244222244224).

The spelling of 30132002221121 in words is "thirty trillion, one hundred thirty-two billion, two million, two hundred twenty-one thousand, one hundred twenty-one".