11010121020202 has 4 divisors (see below), whose sum is σ = 16515181530306. Its totient is φ = 5505060510100.

The previous prime is 11010121020181. The next prime is 11010121020329. The reversal of 11010121020202 is 20202012101011.

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., 10936043966961 + 74077053241 = 3306969^2 + 272171^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2752530255049 + ... + 2752530255052.

Almost surely, 2^{11010121020202} is an apocalyptic number.

11010121020202 is a deficient number, since it is larger than the sum of its proper divisors (5505060510104).

11010121020202 is an equidigital number, since it uses as much as digits as its factorization.

11010121020202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5505060510103.

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 11010121020202 its reverse (20202012101011), we get a palindrome (31212133121213).

The spelling of 11010121020202 in words is "eleven trillion, ten billion, one hundred twenty-one million, twenty thousand, two hundred two".