11001202121002 has 4 divisors (see below), whose sum is σ = 16501803181506. Its totient is φ = 5500601060500.

The previous prime is 11001202120957. The next prime is 11001202121011. The reversal of 11001202121002 is 20012120210011.

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., 10021080340881 + 980121780121 = 3165609^2 + 990011^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2750300530249 + ... + 2750300530252.

Almost surely, 2^{11001202121002} is an apocalyptic number.

11001202121002 is a deficient number, since it is larger than the sum of its proper divisors (5500601060504).

11001202121002 is an equidigital number, since it uses as much as digits as its factorization.

11001202121002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5500601060503.

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

Adding to 11001202121002 its reverse (20012120210011), we get a palindrome (31013322331013).

The spelling of 11001202121002 in words is "eleven trillion, one billion, two hundred two million, one hundred twenty-one thousand, two".