11001200022122 has 8 divisors (see below), whose sum is σ = 17472494152836. Its totient is φ = 5177035304512.

The previous prime is 11001200022107. The next prime is 11001200022149. The reversal of 11001200022122 is 22122000210011.

It can be written as a sum of positive squares in 2 ways, for example, as 10602128600281 + 399071421841 = 3256091^2 + 631721^2 .

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

It is a junction number, because it is equal to n+sod(n) for n = 11001200022097 and 11001200022106.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 161782353233 + ... + 161782353300.

Almost surely, 2^{11001200022122} is an apocalyptic number.

11001200022122 is a deficient number, since it is larger than the sum of its proper divisors (6471294130714).

11001200022122 is a wasteful number, since it uses less digits than its factorization.

11001200022122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 323564706552.

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 11001200022122 its reverse (22122000210011), we get a palindrome (33123200232133).

The spelling of 11001200022122 in words is "eleven trillion, one billion, two hundred million, twenty-two thousand, one hundred twenty-two".