11011203111201 has 8 divisors (see below), whose sum is σ = 14687359393344. Its totient is φ = 7337924451600.

The previous prime is 11011203111187. The next prime is 11011203111239. The reversal of 11011203111201 is 10211130211011.

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

It is not a de Polignac number, because 11011203111201 - 2¹⁹ = 11011202586913 is a prime.

It is a super-2 number, since 2×11011203111201² (a number of 27 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (11011203111001) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 719396706 + ... + 719412011.

It is an arithmetic number, because the mean of its divisors is an integer number (1835919924168).

Almost surely, 2^{11011203111201} is an apocalyptic number.

It is an amenable number.

11011203111201 is a deficient number, since it is larger than the sum of its proper divisors (3676156282143).

11011203111201 is a wasteful number, since it uses less digits than its factorization.

11011203111201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1438811271.

The product of its (nonzero) digits is 12, while the sum is 15.

Adding to 11011203111201 its reverse (10211130211011), we get a palindrome (21222333322212).

The spelling of 11011203111201 in words is "eleven trillion, eleven billion, two hundred three million, one hundred eleven thousand, two hundred one".