30121131420202 has 32 divisors (see below), whose sum is σ = 47248084857600. Its totient is φ = 14401841678224.

The previous prime is 30121131420143. The next prime is 30121131420257. The reversal of 30121131420202 is 20202413112103.

It is a super-3 number, since 3×30121131420202³ (a number of 41 digits) contains 333 as substring.

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, 90331728 + ... + 90664564.

It is an arithmetic number, because the mean of its divisors is an integer number (1476502651800).

Almost surely, 2^{30121131420202} is an apocalyptic number.

30121131420202 is a deficient number, since it is larger than the sum of its proper divisors (17126953437398).

30121131420202 is an equidigital number, since it uses as much as digits as its factorization.

30121131420202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 336627 (or 336581 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 22.

Adding to 30121131420202 its reverse (20202413112103), we get a palindrome (50323544532305).

The spelling of 30121131420202 in words is "thirty trillion, one hundred twenty-one billion, one hundred thirty-one million, four hundred twenty thousand, two hundred two".