102210200212202 has 4 divisors (see below), whose sum is σ = 153315300318306. Its totient is φ = 51105100106100.

The previous prime is 102210200212193. The next prime is 102210200212217. The reversal of 102210200212202 is 202212002012201.

It is a happy number.

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., 95449206975721 + 6760993236481 = 9769811^2 + 2600191^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25552550053049 + ... + 25552550053052.

Almost surely, 2^{102210200212202} is an apocalyptic number.

102210200212202 is a deficient number, since it is larger than the sum of its proper divisors (51105100106104).

102210200212202 is an equidigital number, since it uses as much as digits as its factorization.

102210200212202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51105100106103.

The product of its (nonzero) digits is 128, while the sum is 17.

Adding to 102210200212202 its reverse (202212002012201), we get a palindrome (304422202224403).

The spelling of 102210200212202 in words is "one hundred two trillion, two hundred ten billion, two hundred million, two hundred twelve thousand, two hundred two".