12062021071 has 4 divisors (see below), whose sum is σ = 12065255992. Its totient is φ = 12058786152.

The previous prime is 12062021017. The next prime is 12062021119. The reversal of 12062021071 is 17012026021.

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 12062021071 - 2²¹ = 12059923919 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 (12062021371) 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, 1611861 + ... + 1619326.

It is an arithmetic number, because the mean of its divisors is an integer number (3016313998).

Almost surely, 2^12062021071 is an apocalyptic number.

12062021071 is a deficient number, since it is larger than the sum of its proper divisors (3234921).

12062021071 is an equidigital number, since it uses as much as digits as its factorization.

12062021071 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3234920.

The product of its (nonzero) digits is 336, while the sum is 22.

Multiplying 12062021071 by its sum of digits (22), we get a palindrome (265364463562).

Adding to 12062021071 its reverse (17012026021), we get a palindrome (29074047092).

The spelling of 12062021071 in words is "twelve billion, sixty-two million, twenty-one thousand, seventy-one".