11222012112011 has 8 divisors (see below), whose sum is σ = 11250133784448. Its totient is φ = 11193891120000.

The previous prime is 11222012112007. The next prime is 11222012112019. The reversal of 11222012112011 is 11021121022211.

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

It is a cyclic number.

It is not a de Polignac number, because 11222012112011 - 2² = 11222012112007 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11222012112019) 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, 56116781 + ... + 56316401.

It is an arithmetic number, because the mean of its divisors is an integer number (1406266723056).

Almost surely, 2^{11222012112011} is an apocalyptic number.

11222012112011 is a deficient number, since it is larger than the sum of its proper divisors (28121672437).

11222012112011 is a wasteful number, since it uses less digits than its factorization.

11222012112011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 340213.

The product of its (nonzero) digits is 32, while the sum is 17.

Adding to 11222012112011 its reverse (11021121022211), we get a palindrome (22243133134222).

The spelling of 11222012112011 in words is "eleven trillion, two hundred twenty-two billion, twelve million, one hundred twelve thousand, eleven".