1301012212 has 6 divisors (see below), whose sum is σ = 2276771378. Its totient is φ = 650506104.

The previous prime is 1301012203. The next prime is 1301012233. The reversal of 1301012212 is 2122101031.

It can be written as a sum of positive squares in only one way, i.e., 759333136 + 541679076 = 27556^2 + 23274^2 .

It is a junction number, because it is equal to n+sod(n) for n = 1301012192 and 1301012201.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 162626523 + ... + 162626530.

Almost surely, 2^1301012212 is an apocalyptic number.

It is an amenable number.

1301012212 is a deficient number, since it is larger than the sum of its proper divisors (975759166).

1301012212 is a wasteful number, since it uses less digits than its factorization.

1301012212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 325253057 (or 325253055 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 13.

The square root of 1301012212 is about 36069.5468782185. The cubic root of 1301012212 is about 1091.6760713626.

Adding to 1301012212 its reverse (2122101031), we get a palindrome (3423113243).

The spelling of 1301012212 in words is "one billion, three hundred one million, twelve thousand, two hundred twelve".