11021202120202 has 4 divisors (see below), whose sum is σ = 16531803180306. Its totient is φ = 5510601060100.

The previous prime is 11021202120197. The next prime is 11021202120221. The reversal of 11021202120202 is 20202120212011.

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., 10907160154801 + 114041965401 = 3302599^2 + 337701^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2755300530049 + ... + 2755300530052.

Almost surely, 2^{11021202120202} is an apocalyptic number.

11021202120202 is a deficient number, since it is larger than the sum of its proper divisors (5510601060104).

11021202120202 is an equidigital number, since it uses as much as digits as its factorization.

11021202120202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5510601060103.

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

Adding to 11021202120202 its reverse (20202120212011), we get a palindrome (31223322332213).

The spelling of 11021202120202 in words is "eleven trillion, twenty-one billion, two hundred two million, one hundred twenty thousand, two hundred two".