12020030031011 has 8 divisors (see below), whose sum is σ = 12313316784384. Its totient is φ = 11726748767680.

The previous prime is 12020030030933. The next prime is 12020030031047. The reversal of 12020030031011 is 11013003002021.

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 12020030031011 - 2¹⁸ = 12020029768867 is a prime.

It is a super-2 number, since 2×12020030031011² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12020030021011) 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 7 ways as a sum of consecutive naturals, for example, 3247166 + ... + 5880828.

It is an arithmetic number, because the mean of its divisors is an integer number (1539164598048).

Almost surely, 2^{12020030031011} is an apocalyptic number.

12020030031011 is a deficient number, since it is larger than the sum of its proper divisors (293286753373).

12020030031011 is a wasteful number, since it uses less digits than its factorization.

12020030031011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2745021.

The product of its (nonzero) digits is 36, while the sum is 14.

Adding to 12020030031011 its reverse (11013003002021), we get a palindrome (23033033033032).

The spelling of 12020030031011 in words is "twelve trillion, twenty billion, thirty million, thirty-one thousand, eleven".