10202221102202 has 4 divisors (see below), whose sum is σ = 15303331653306. Its totient is φ = 5101110551100.

The previous prime is 10202221102193. The next prime is 10202221102223. The reversal of 10202221102202 is 20220112220201.

It is a happy number.

10202221102202 is digitally balanced in base 2, 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., 7163443484521 + 3038777617681 = 2676461^2 + 1743209^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2550555275549 + ... + 2550555275552.

Almost surely, 2^{10202221102202} is an apocalyptic number.

10202221102202 is a deficient number, since it is larger than the sum of its proper divisors (5101110551104).

10202221102202 is an equidigital number, since it uses as much as digits as its factorization.

10202221102202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5101110551103.

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

Adding to 10202221102202 its reverse (20220112220201), we get a palindrome (30422333322403).

The spelling of 10202221102202 in words is "ten trillion, two hundred two billion, two hundred twenty-one million, one hundred two thousand, two hundred two".