1000121020202 has 8 divisors (see below), whose sum is σ = 1522572299616. Its totient is φ = 492596920332.

The previous prime is 1000121020193. The next prime is 1000121020231. The reversal of 1000121020202 is 2020201210001.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3731794718 + ... + 3731794985.

It is an arithmetic number, because the mean of its divisors is an integer number (190321537452).

Almost surely, 2^{1000121020202} is an apocalyptic number.

1000121020202 is a deficient number, since it is larger than the sum of its proper divisors (522451279414).

1000121020202 is an equidigital number, since it uses as much as digits as its factorization.

1000121020202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7463589772.

The product of its (nonzero) digits is 16, while the sum is 11.

Adding to 1000121020202 its reverse (2020201210001), we get a palindrome (3020322230203).

The spelling of 1000121020202 in words is "one trillion, one hundred twenty-one million, twenty thousand, two hundred two".