1123122201011 has 8 divisors (see below), whose sum is σ = 1161864680400. Its totient is φ = 1084380663520.

The previous prime is 1123122201007. The next prime is 1123122201023. The reversal of 1123122201011 is 1101022213211.

It is a happy number.

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 1123122201011 - 2² = 1123122201007 is a prime.

It is a super-2 number, since 2×1123122201011² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1123122201001) 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, 2896880 + ... + 3261618.

It is an arithmetic number, because the mean of its divisors is an integer number (145233085050).

Almost surely, 2^{1123122201011} is an apocalyptic number.

1123122201011 is a deficient number, since it is larger than the sum of its proper divisors (38742479389).

1123122201011 is a wasteful number, since it uses less digits than its factorization.

1123122201011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 470949.

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

Adding to 1123122201011 its reverse (1101022213211), we get a palindrome (2224144414222).

The spelling of 1123122201011 in words is "one trillion, one hundred twenty-three billion, one hundred twenty-two million, two hundred one thousand, eleven".