30121103420522 has 16 divisors (see below), whose sum is σ = 45310169100672. Its totient is φ = 15017714701440.

The previous prime is 30121103420479. The next prime is 30121103420567. The reversal of 30121103420522 is 22502430112103.

It is a junction number, because it is equal to n+sod(n) for n = 30121103420491 and 30121103420500.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 79693247 + ... + 80070317.

It is an arithmetic number, because the mean of its divisors is an integer number (2831885568792).

Almost surely, 2^{30121103420522} is an apocalyptic number.

30121103420522 is a deficient number, since it is larger than the sum of its proper divisors (15189065680150).

30121103420522 is a wasteful number, since it uses less digits than its factorization.

30121103420522 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 490573.

The product of its (nonzero) digits is 2880, while the sum is 26.

Adding to 30121103420522 its reverse (22502430112103), we get a palindrome (52623533532625).

The spelling of 30121103420522 in words is "thirty trillion, one hundred twenty-one billion, one hundred three million, four hundred twenty thousand, five hundred twenty-two".