30231120300202 has 4 divisors (see below), whose sum is σ = 45346680450306. Its totient is φ = 15115560150100.

The previous prime is 30231120300197. The next prime is 30231120300203. The reversal of 30231120300202 is 20200302113203.

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

It can be written as a sum of positive squares in only one way, i.e., 20966517524241 + 9264602775961 = 4578921^2 + 3043781^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 30231120300202.

It is not an unprimeable number, because it can be changed into a prime (30231120300203) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7557780075049 + ... + 7557780075052.

Almost surely, 2^{30231120300202} is an apocalyptic number.

30231120300202 is a deficient number, since it is larger than the sum of its proper divisors (15115560150104).

30231120300202 is a wasteful number, since it uses less digits than its factorization.

30231120300202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15115560150103.

The product of its (nonzero) digits is 432, while the sum is 19.

Adding to 30231120300202 its reverse (20200302113203), we get a palindrome (50431422413405).

The spelling of 30231120300202 in words is "thirty trillion, two hundred thirty-one billion, one hundred twenty million, three hundred thousand, two hundred two".