102210102220202 has 4 divisors (see below), whose sum is σ = 153315153330306. Its totient is φ = 51105051110100.

The previous prime is 102210102220181. The next prime is 102210102220211. The reversal of 102210102220202 is 202022201012201.

It is a happy number.

102210102220202 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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., 61596770386321 + 40613331833881 = 7848361^2 + 6372859^2 .

It is a super-3 number, since 3×102210102220202³ (a number of 43 digits) contains 333 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25552525555049 + ... + 25552525555052.

Almost surely, 2^{102210102220202} is an apocalyptic number.

102210102220202 is a deficient number, since it is larger than the sum of its proper divisors (51105051110104).

102210102220202 is an equidigital number, since it uses as much as digits as its factorization.

102210102220202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51105051110103.

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

Adding to 102210102220202 its reverse (202022201012201), we get a palindrome (304232303232403).

The spelling of 102210102220202 in words is "one hundred two trillion, two hundred ten billion, one hundred two million, two hundred twenty thousand, two hundred two".