11020020002 has 4 divisors (see below), whose sum is σ = 16530030006. Its totient is φ = 5510010000.

The previous prime is 11020020001. The next prime is 11020020019. The reversal of 11020020002 is 20002002011.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 20002002011 = 130409 ⋅153379.

It can be written as a sum of positive squares in only one way, i.e., 10989538561 + 30481441 = 104831^2 + 5521^2 .

It is not an unprimeable number, because it can be changed into a prime (11020020001) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2755004999 + ... + 2755005002.

Almost surely, 2^11020020002 is an apocalyptic number.

11020020002 is a deficient number, since it is larger than the sum of its proper divisors (5510010004).

11020020002 is an equidigital number, since it uses as much as digits as its factorization.

11020020002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5510010003.

The product of its (nonzero) digits is 8, while the sum is 8.

Adding to 11020020002 its reverse (20002002011), we get a palindrome (31022022013).

The spelling of 11020020002 in words is "eleven billion, twenty million, twenty thousand, two".