101001012212212 has 18 divisors (see below), whose sum is σ = 205609203432402. Its totient is φ = 43286148090864.

The previous prime is 101001012212201. The next prime is 101001012212239. The reversal of 101001012212212 is 212212210100101.

It can be written as a sum of positive squares in only one way, i.e., 85021197841636 + 15979814370576 = 9220694^2 + 3997476^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 257655643203 + ... + 257655643594.

Almost surely, 2^{101001012212212} is an apocalyptic number.

It is an amenable number.

101001012212212 is an abundant number, since it is smaller than the sum of its proper divisors (104608191220190).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

101001012212212 is a wasteful number, since it uses less digits than its factorization.

101001012212212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 515311286815 (or 515311286806 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 101001012212212 its reverse (212212210100101), we get a palindrome (313213222312313).

The spelling of 101001012212212 in words is "one hundred one trillion, one billion, twelve million, two hundred twelve thousand, two hundred twelve".