1012102122202 has 4 divisors (see below), whose sum is σ = 1518153183306. Its totient is φ = 506051061100.

The previous prime is 1012102122169. The next prime is 1012102122247. The reversal of 1012102122202 is 2022212012101.

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., 993050117361 + 19052004841 = 996519^2 + 138029^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 253025530549 + ... + 253025530552.

Almost surely, 2^{1012102122202} is an apocalyptic number.

1012102122202 is a deficient number, since it is larger than the sum of its proper divisors (506051061104).

1012102122202 is an equidigital number, since it uses as much as digits as its factorization.

1012102122202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 506051061103.

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 1012102122202 its reverse (2022212012101), we get a palindrome (3034314134303).

The spelling of 1012102122202 in words is "one trillion, twelve billion, one hundred two million, one hundred twenty-two thousand, two hundred two".