11020200120321 has 32 divisors (see below), whose sum is σ = 17117524101888. Its totient is φ = 6175553928960.

The previous prime is 11020200120313. The next prime is 11020200120359. The reversal of 11020200120321 is 12302100202011.

It is not a de Polignac number, because 11020200120321 - 2³ = 11020200120313 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 11020200120321.

It is not an unprimeable number, because it can be changed into a prime (11020200120301) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 70615 + ... + 4695251.

It is an arithmetic number, because the mean of its divisors is an integer number (534922628184).

Almost surely, 2^{11020200120321} is an apocalyptic number.

It is an amenable number.

11020200120321 is a deficient number, since it is larger than the sum of its proper divisors (6097323981567).

11020200120321 is a wasteful number, since it uses less digits than its factorization.

11020200120321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4626841.

The product of its (nonzero) digits is 48, while the sum is 15.

Adding to 11020200120321 its reverse (12302100202011), we get a palindrome (23322300322332).

The spelling of 11020200120321 in words is "eleven trillion, twenty billion, two hundred million, one hundred twenty thousand, three hundred twenty-one".