2112125146057 has 2 divisors, whose sum is σ = 2112125146058. Its totient is φ = 2112125146056.

The previous prime is 2112125146031. The next prime is 2112125146141. The reversal of 2112125146057 is 7506415212112.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1820729230336 + 291395915721 = 1349344^2 + 539811^2 .

It is a cyclic number.

It is not a de Polignac number, because 2112125146057 - 2⁷ = 2112125145929 is a prime.

It is a super-2 number, since 2×2112125146057² (a number of 25 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (2112125146007) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1056062573028 + 1056062573029.

It is an arithmetic number, because the mean of its divisors is an integer number (1056062573029).

Almost surely, 2^{2112125146057} is an apocalyptic number.

It is an amenable number.

2112125146057 is a deficient number, since it is larger than the sum of its proper divisors (1).

2112125146057 is an equidigital number, since it uses as much as digits as its factorization.

2112125146057 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 33600, while the sum is 37.

The spelling of 2112125146057 in words is "two trillion, one hundred twelve billion, one hundred twenty-five million, one hundred forty-six thousand, fifty-seven".