11121202332001 has 4 divisors (see below), whose sum is σ = 11235853902532. Its totient is φ = 11006550761472.

The previous prime is 11121202331989. The next prime is 11121202332017. The reversal of 11121202332001 is 10023320212111.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 6221956528225 + 4899245803776 = 2494385^2 + 2213424^2 .

It is a cyclic number.

It is not a de Polignac number, because 11121202332001 - 2²¹ = 11121200234849 is a prime.

It is a super-2 number, since 2×11121202332001² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 11121202332001.

It is not an unprimeable number, because it can be changed into a prime (11121202332091) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 57325785120 + ... + 57325785313.

It is an arithmetic number, because the mean of its divisors is an integer number (2808963475633).

Almost surely, 2^{11121202332001} is an apocalyptic number.

It is an amenable number.

11121202332001 is a deficient number, since it is larger than the sum of its proper divisors (114651570531).

11121202332001 is an equidigital number, since it uses as much as digits as its factorization.

11121202332001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 114651570530.

The product of its (nonzero) digits is 144, while the sum is 19.

Adding to 11121202332001 its reverse (10023320212111), we get a palindrome (21144522544112).

The spelling of 11121202332001 in words is "eleven trillion, one hundred twenty-one billion, two hundred two million, three hundred thirty-two thousand, one".