12022020061 has 2 divisors, whose sum is σ = 12022020062. Its totient is φ = 12022020060.

The previous prime is 12022020037. The next prime is 12022020079. The reversal of 12022020061 is 16002022021.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 8504343961 + 3517676100 = 92219^2 + 59310^2 .

It is a cyclic number.

It is not a de Polignac number, because 12022020061 - 2¹⁵ = 12021987293 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12022020091) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6011010030 + 6011010031.

It is an arithmetic number, because the mean of its divisors is an integer number (6011010031).

Almost surely, 2^12022020061 is an apocalyptic number.

It is an amenable number.

12022020061 is a deficient number, since it is larger than the sum of its proper divisors (1).

12022020061 is an equidigital number, since it uses as much as digits as its factorization.

12022020061 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 96, while the sum is 16.

Adding to 12022020061 its reverse (16002022021), we get a palindrome (28024042082).

The spelling of 12022020061 in words is "twelve billion, twenty-two million, twenty thousand, sixty-one".