212018035077 has 12 divisors (see below), whose sum is σ = 306711592044. Its totient is φ = 141131517120.

The previous prime is 212018035027. The next prime is 212018035079. The reversal of 212018035077 is 770530810212.

212018035077 is a `hidden beast` number, since 2 + 120 + 180 + 350 + 7 + 7 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 103191282756 + 108826752321 = 321234^2 + 329889^2 .

It is not a de Polignac number, because 212018035077 - 2¹² = 212018030981 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (212018035079) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 17813688 + ... + 17825585.

It is an arithmetic number, because the mean of its divisors is an integer number (25559299337).

Almost surely, 2^212018035077 is an apocalyptic number.

It is an amenable number.

212018035077 is a deficient number, since it is larger than the sum of its proper divisors (94693556967).

212018035077 is a wasteful number, since it uses less digits than its factorization.

212018035077 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35639940 (or 35639937 counting only the distinct ones).

The product of its (nonzero) digits is 23520, while the sum is 36.

Adding to 212018035077 its reverse (770530810212), we get a palindrome (982548845289).

The spelling of 212018035077 in words is "two hundred twelve billion, eighteen million, thirty-five thousand, seventy-seven".