1122321012011 has 4 divisors (see below), whose sum is σ = 1122323707800. Its totient is φ = 1122318316224.

The previous prime is 1122321011983. The next prime is 1122321012073. The reversal of 1122321012011 is 1102101232211.

It is a happy number.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1122321012011 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1122321012511) 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, 576101 + ... + 1605158.

It is an arithmetic number, because the mean of its divisors is an integer number (280580926950).

Almost surely, 2^{1122321012011} is an apocalyptic number.

1122321012011 is a deficient number, since it is larger than the sum of its proper divisors (2695789).

1122321012011 is an equidigital number, since it uses as much as digits as its factorization.

1122321012011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2695788.

The product of its (nonzero) digits is 48, while the sum is 17.

Adding to 1122321012011 its reverse (1102101232211), we get a palindrome (2224422244222).

The spelling of 1122321012011 in words is "one trillion, one hundred twenty-two billion, three hundred twenty-one million, twelve thousand, eleven".