1122130121011 has 4 divisors (see below), whose sum is σ = 1133698472872. Its totient is φ = 1110561769152.

The previous prime is 1122130120963. The next prime is 1122130121017. The reversal of 1122130121011 is 1101210312211.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 1122130121011 - 2²⁷ = 1121995903283 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1122130121017) 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, 5784175785 + ... + 5784175978.

It is an arithmetic number, because the mean of its divisors is an integer number (283424618218).

Almost surely, 2^{1122130121011} is an apocalyptic number.

1122130121011 is a deficient number, since it is larger than the sum of its proper divisors (11568351861).

1122130121011 is an equidigital number, since it uses as much as digits as its factorization.

1122130121011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11568351860.

The product of its (nonzero) digits is 24, while the sum is 16.

Adding to 1122130121011 its reverse (1101210312211), we get a palindrome (2223340433222).

The spelling of 1122130121011 in words is "one trillion, one hundred twenty-two billion, one hundred thirty million, one hundred twenty-one thousand, eleven".