30121003010 has 32 divisors (see below), whose sum is σ = 63474509952. Its totient is φ = 10075317120.

The previous prime is 30121002973. The next prime is 30121003061. The reversal of 30121003010 is 1030012103.

It is a junction number, because it is equal to n+sod(n) for n = 30121002982 and 30121003000.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5244692 + ... + 5250431.

It is an arithmetic number, because the mean of its divisors is an integer number (1983578436).

Almost surely, 2^30121003010 is an apocalyptic number.

30121003010 is an abundant number, since it is smaller than the sum of its proper divisors (33353506942).

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

30121003010 is a wasteful number, since it uses less digits than its factorization.

30121003010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10495178.

The product of its (nonzero) digits is 18, while the sum is 11.

Adding to 30121003010 its reverse (1030012103), we get a palindrome (31151015113).

The spelling of 30121003010 in words is "thirty billion, one hundred twenty-one million, three thousand, ten".