120211012057 has 2 divisors, whose sum is σ = 120211012058. Its totient is φ = 120211012056.

The previous prime is 120211012021. The next prime is 120211012133. The reversal of 120211012057 is 750210112021.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 115471515721 + 4739496336 = 339811^2 + 68844^2 .

It is a cyclic number.

It is not a de Polignac number, because 120211012057 - 2²³ = 120202623449 is a prime.

It is not a weakly prime, because it can be changed into another prime (120211013057) 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 as a sum of consecutive naturals, namely, 60105506028 + 60105506029.

It is an arithmetic number, because the mean of its divisors is an integer number (60105506029).

Almost surely, 2^120211012057 is an apocalyptic number.

It is an amenable number.

120211012057 is a deficient number, since it is larger than the sum of its proper divisors (1).

120211012057 is an equidigital number, since it uses as much as digits as its factorization.

120211012057 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 280, while the sum is 22.

Adding to 120211012057 its reverse (750210112021), we get a palindrome (870421124078).

The spelling of 120211012057 in words is "one hundred twenty billion, two hundred eleven million, twelve thousand, fifty-seven".