30201222210202 has 4 divisors (see below), whose sum is σ = 45301833315306. Its totient is φ = 15100611105100.

The previous prime is 30201222210163. The next prime is 30201222210221. The reversal of 30201222210202 is 20201222210203.

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., 29683526131081 + 517696079121 = 5448259^2 + 719511^2 .

It is a super-3 number, since 3×30201222210202³ (a number of 41 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a self number, because there is not a number n which added to its sum of digits gives 30201222210202.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7550305552549 + ... + 7550305552552.

Almost surely, 2^{30201222210202} is an apocalyptic number.

30201222210202 is a deficient number, since it is larger than the sum of its proper divisors (15100611105104).

30201222210202 is a wasteful number, since it uses less digits than its factorization.

30201222210202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15100611105103.

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

Adding to 30201222210202 its reverse (20201222210203), we get a palindrome (50402444420405).

Subtracting from 30201222210202 its reverse (20201222210203), we obtain a palindrome (9999999999999).

The spelling of 30201222210202 in words is "thirty trillion, two hundred one billion, two hundred twenty-two million, two hundred ten thousand, two hundred two".