3020012131111 has 4 divisors (see below), whose sum is σ = 3024580985224. Its totient is φ = 3015443277000.

The previous prime is 3020012131001. The next prime is 3020012131163. The reversal of 3020012131111 is 1111312100203.

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 3020012131111 - 2¹⁹ = 3020011606823 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3020012131211) 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, 2284426065 + ... + 2284427386.

It is an arithmetic number, because the mean of its divisors is an integer number (756145246306).

Almost surely, 2^{3020012131111} is an apocalyptic number.

3020012131111 is a deficient number, since it is larger than the sum of its proper divisors (4568854113).

3020012131111 is an equidigital number, since it uses as much as digits as its factorization.

3020012131111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4568854112.

The product of its (nonzero) digits is 36, while the sum is 16.

Adding to 3020012131111 its reverse (1111312100203), we get a palindrome (4131324231314).

The spelling of 3020012131111 in words is "three trillion, twenty billion, twelve million, one hundred thirty-one thousand, one hundred eleven".