12021103220057 has 2 divisors, whose sum is σ = 12021103220058. Its totient is φ = 12021103220056.

The previous prime is 12021103220053. The next prime is 12021103220117. The reversal of 12021103220057 is 75002230112021.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 12005781484096 + 15321735961 = 3464936^2 + 123781^2 .

It is a cyclic number.

It is not a de Polignac number, because 12021103220057 - 2² = 12021103220053 is a prime.

It is not a weakly prime, because it can be changed into another prime (12021103220053) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6010551610028 + 6010551610029.

It is an arithmetic number, because the mean of its divisors is an integer number (6010551610029).

Almost surely, 2^{12021103220057} is an apocalyptic number.

It is an amenable number.

12021103220057 is a deficient number, since it is larger than the sum of its proper divisors (1).

12021103220057 is an equidigital number, since it uses as much as digits as its factorization.

12021103220057 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1680, while the sum is 26.

Adding to 12021103220057 its reverse (75002230112021), we get a palindrome (87023333332078).

The spelling of 12021103220057 in words is "twelve trillion, twenty-one billion, one hundred three million, two hundred twenty thousand, fifty-seven".