11121200353402 has 4 divisors (see below), whose sum is σ = 16681800530106. Its totient is φ = 5560600176700.

The previous prime is 11121200353399. The next prime is 11121200353409. The reversal of 11121200353402 is 20435300212111.

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., 10517301955521 + 603898397881 = 3243039^2 + 777109^2 .

It is not an unprimeable number, because it can be changed into a prime (11121200353409) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2780300088349 + ... + 2780300088352.

Almost surely, 2^{11121200353402} is an apocalyptic number.

11121200353402 is a deficient number, since it is larger than the sum of its proper divisors (5560600176704).

11121200353402 is an equidigital number, since it uses as much as digits as its factorization.

11121200353402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5560600176703.

The product of its (nonzero) digits is 1440, while the sum is 25.

Adding to 11121200353402 its reverse (20435300212111), we get a palindrome (31556500565513).

The spelling of 11121200353402 in words is "eleven trillion, one hundred twenty-one billion, two hundred million, three hundred fifty-three thousand, four hundred two".