212233404332212 has 6 divisors (see below), whose sum is σ = 371408457581378. Its totient is φ = 106116702166104.

The previous prime is 212233404332197. The next prime is 212233404332219.

It is a happy number.

212233404332212 is nontrivially palindromic in base 10.

It can be written as a sum of positive squares in only one way, i.e., 210179129973136 + 2054274359076 = 14497556^2 + 1433274^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (212233404332219) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26529175541523 + ... + 26529175541530.

Almost surely, 2^{212233404332212} is an apocalyptic number.

It is an amenable number.

212233404332212 is a deficient number, since it is larger than the sum of its proper divisors (159175053249166).

212233404332212 is a wasteful number, since it uses less digits than its factorization.

212233404332212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53058351083057 (or 53058351083055 counting only the distinct ones).

The product of its (nonzero) digits is 82944, while the sum is 34.

It can be divided in two parts, 21223340 and 4332212, that added together give a palindrome (25555552).

The spelling of 212233404332212 in words is "two hundred twelve trillion, two hundred thirty-three billion, four hundred four million, three hundred thirty-two thousand, two hundred twelve".