1212101222301 has 80 divisors (see below), whose sum is σ = 1861147533696. Its totient is φ = 785862000000.

The previous prime is 1212101222291. The next prime is 1212101222341. The reversal of 1212101222301 is 1032221012121.

1212101222301 is a `hidden beast` number, since 121 + 21 + 0 + 1 + 222 + 301 = 666.

It is not a de Polignac number, because 1212101222301 - 2¹⁹ = 1212100698013 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1212101222341) by changing a digit.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 524490936 + ... + 524493246.

Almost surely, 2^{1212101222301} is an apocalyptic number.

It is an amenable number.

1212101222301 is a deficient number, since it is larger than the sum of its proper divisors (649046311395).

1212101222301 is a wasteful number, since it uses less digits than its factorization.

1212101222301 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3536 (or 3527 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 18.

Adding to 1212101222301 its reverse (1032221012121), we get a palindrome (2244322234422).

The spelling of 1212101222301 in words is "one trillion, two hundred twelve billion, one hundred one million, two hundred twenty-two thousand, three hundred one".