1201212130101 has 16 divisors (see below), whose sum is σ = 1602762785280. Its totient is φ = 800234966000.

The previous prime is 1201212130099. The next prime is 1201212130103. The reversal of 1201212130101 is 1010312121021.

It is an interprime number because it is at equal distance from previous prime (1201212130099) and next prime (1201212130103).

It is a cyclic number.

It is not a de Polignac number, because 1201212130101 - 2¹ = 1201212130099 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1201212130103) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 30583726 + ... + 30622976.

It is an arithmetic number, because the mean of its divisors is an integer number (100172674080).

Almost surely, 2^{1201212130101} is an apocalyptic number.

It is an amenable number.

1201212130101 is a deficient number, since it is larger than the sum of its proper divisors (401550655179).

1201212130101 is a wasteful number, since it uses less digits than its factorization.

1201212130101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46296.

The product of its (nonzero) digits is 24, while the sum is 15.

Adding to 1201212130101 its reverse (1010312121021), we get a palindrome (2211524251122).

The spelling of 1201212130101 in words is "one trillion, two hundred one billion, two hundred twelve million, one hundred thirty thousand, one hundred one".