212202020012057 has 2 divisors, whose sum is σ = 212202020012058. Its totient is φ = 212202020012056.

The previous prime is 212202020012033. The next prime is 212202020012137. The reversal of 212202020012057 is 750210020202212.

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., 133081510921216 + 79120509090841 = 11536096^2 + 8894971^2 .

It is a cyclic number.

It is not a de Polignac number, because 212202020012057 - 2¹² = 212202020007961 is a prime.

It is not a weakly prime, because it can be changed into another prime (212202020002057) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106101010006028 + 106101010006029.

It is an arithmetic number, because the mean of its divisors is an integer number (106101010006029).

Almost surely, 2^{212202020012057} is an apocalyptic number.

It is an amenable number.

212202020012057 is a deficient number, since it is larger than the sum of its proper divisors (1).

212202020012057 is an equidigital number, since it uses as much as digits as its factorization.

212202020012057 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2240, while the sum is 26.

Adding to 212202020012057 its reverse (750210020202212), we get a palindrome (962412040214269).

The spelling of 212202020012057 in words is "two hundred twelve trillion, two hundred two billion, twenty million, twelve thousand, fifty-seven".