11012120630123 has 4 divisors (see below), whose sum is σ = 11019211501368. Its totient is φ = 11005029758880.

The previous prime is 11012120630117. The next prime is 11012120630129. The reversal of 11012120630123 is 32103602121011.

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

It is an interprime number because it is at equal distance from previous prime (11012120630117) and next prime (11012120630129).

It is a cyclic number.

It is not a de Polignac number, because 11012120630123 - 2²⁴ = 11012103852907 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11012120630129) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3545433293 + ... + 3545436398.

It is an arithmetic number, because the mean of its divisors is an integer number (2754802875342).

Almost surely, 2^{11012120630123} is an apocalyptic number.

11012120630123 is a deficient number, since it is larger than the sum of its proper divisors (7090871245).

11012120630123 is an equidigital number, since it uses as much as digits as its factorization.

11012120630123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7090871244.

The product of its (nonzero) digits is 432, while the sum is 23.

Adding to 11012120630123 its reverse (32103602121011), we get a palindrome (43115722751134).

The spelling of 11012120630123 in words is "eleven trillion, twelve billion, one hundred twenty million, six hundred thirty thousand, one hundred twenty-three".