30121010202 has 32 divisors (see below), whose sum is σ = 60383232000. Its totient is φ = 10016831088.

The previous prime is 30121010177. The next prime is 30121010303. The reversal of 30121010202 is 20201012103.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5576299 + ... + 5581697.

It is an arithmetic number, because the mean of its divisors is an integer number (1886976000).

Almost surely, 2^30121010202 is an apocalyptic number.

30121010202 is an abundant number, since it is smaller than the sum of its proper divisors (30262221798).

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

30121010202 is a wasteful number, since it uses less digits than its factorization.

30121010202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7410.

The product of its (nonzero) digits is 24, while the sum is 12.

Adding to 30121010202 its reverse (20201012103), we get a palindrome (50322022305).

The spelling of 30121010202 in words is "thirty billion, one hundred twenty-one million, ten thousand, two hundred two".