10222201221202 has 4 divisors (see below), whose sum is σ = 15333301831806. Its totient is φ = 5111100610600.

The previous prime is 10222201221173. The next prime is 10222201221223. The reversal of 10222201221202 is 20212210222201.

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., 10204568302681 + 17632918521 = 3194459^2 + 132789^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 10222201221202.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2555550305299 + ... + 2555550305302.

Almost surely, 2^{10222201221202} is an apocalyptic number.

10222201221202 is a deficient number, since it is larger than the sum of its proper divisors (5111100610604).

10222201221202 is an equidigital number, since it uses as much as digits as its factorization.

10222201221202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5111100610603.

The product of its (nonzero) digits is 256, while the sum is 19.

Adding to 10222201221202 its reverse (20212210222201), we get a palindrome (30434411443403).

Subtracting 10222201221202 from its reverse (20212210222201), we obtain a palindrome (9990009000999).

It can be divided in two parts, 1022220 and 1221202, that added together give a palindrome (2243422).

The spelling of 10222201221202 in words is "ten trillion, two hundred twenty-two billion, two hundred one million, two hundred twenty-one thousand, two hundred two".