102030302220202 has 8 divisors (see below), whose sum is σ = 153045771828516. Its totient is φ = 51015044944032.

The previous prime is 102030302220179. The next prime is 102030302220239. The reversal of 102030302220202 is 202022203030201.

It can be written as a sum of positive squares in 2 ways, for example, as 95812754983201 + 6217547237001 = 9788399^2 + 2493501^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-3 number, since 3×102030302220202³ (a number of 43 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 102030302220202.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 51876243 + ... + 53807110.

Almost surely, 2^{102030302220202} is an apocalyptic number.

102030302220202 is a deficient number, since it is larger than the sum of its proper divisors (51015469608314).

102030302220202 is a wasteful number, since it uses less digits than its factorization.

102030302220202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 106166072.

The product of its (nonzero) digits is 576, while the sum is 19.

Adding to 102030302220202 its reverse (202022203030201), we get a palindrome (304052505250403).

The spelling of 102030302220202 in words is "one hundred two trillion, thirty billion, three hundred two million, two hundred twenty thousand, two hundred two".