12200042893057 has 2 divisors, whose sum is σ = 12200042893058. Its totient is φ = 12200042893056.

The previous prime is 12200042893043. The next prime is 12200042893069. The reversal of 12200042893057 is 75039824000221.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 6929271787201 + 5270771105856 = 2632351^2 + 2295816^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12200042893057 is a prime.

It is a super-2 number, since 2×12200042893057² (a number of 27 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (12200042803057) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6100021446528 + 6100021446529.

It is an arithmetic number, because the mean of its divisors is an integer number (6100021446529).

Almost surely, 2^{12200042893057} is an apocalyptic number.

It is an amenable number.

12200042893057 is a deficient number, since it is larger than the sum of its proper divisors (1).

12200042893057 is an equidigital number, since it uses as much as digits as its factorization.

12200042893057 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 241920, while the sum is 43.

Adding to 12200042893057 its reverse (75039824000221), we get a palindrome (87239866893278).

The spelling of 12200042893057 in words is "twelve trillion, two hundred billion, forty-two million, eight hundred ninety-three thousand, fifty-seven".