10202121222202 has 64 divisors (see below), whose sum is σ = 18856106567424. Its totient is φ = 4031415889920.

The previous prime is 10202121222173. The next prime is 10202121222217. The reversal of 10202121222202 is 20222212120201.

It is a self number, because there is not a number n which added to its sum of digits gives 10202121222202.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1462246938 + ... + 1462253914.

It is an arithmetic number, because the mean of its divisors is an integer number (294626665116).

Almost surely, 2^{10202121222202} is an apocalyptic number.

10202121222202 is a deficient number, since it is larger than the sum of its proper divisors (8653985345222).

10202121222202 is a wasteful number, since it uses less digits than its factorization.

10202121222202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14983.

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

Adding to 10202121222202 its reverse (20222212120201), we get a palindrome (30424333342403).

The spelling of 10202121222202 in words is "ten trillion, two hundred two billion, one hundred twenty-one million, two hundred twenty-two thousand, two hundred two".