30202122120202 has 16 divisors (see below), whose sum is σ = 45333263308320. Its totient is φ = 15091037407152.

The previous prime is 30202122120199. The next prime is 30202122120223. The reversal of 30202122120202 is 20202122120203.

It is a self number, because there is not a number n which added to its sum of digits gives 30202122120202.

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, 19087948 + ... + 20609560.

It is an arithmetic number, because the mean of its divisors is an integer number (2833328956770).

Almost surely, 2^{30202122120202} is an apocalyptic number.

30202122120202 is a deficient number, since it is larger than the sum of its proper divisors (15131141188118).

30202122120202 is a wasteful number, since it uses less digits than its factorization.

30202122120202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1528197.

The product of its (nonzero) digits is 384, while the sum is 19.

Adding to 30202122120202 its reverse (20202122120203), we get a palindrome (50404244240405).

Subtracting from 30202122120202 its reverse (20202122120203), we obtain a palindrome (9999999999999).

The spelling of 30202122120202 in words is "thirty trillion, two hundred two billion, one hundred twenty-two million, one hundred twenty thousand, two hundred two".