1201112132001 has 8 divisors (see below), whose sum is σ = 1601489355264. Its totient is φ = 800738165040.

The previous prime is 1201112131993. The next prime is 1201112132009. The reversal of 1201112132001 is 1002312111021.

It is an interprime number because it is at equal distance from previous prime (1201112131993) and next prime (1201112132009).

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1201112132001 - 2³ = 1201112131993 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (1201112132009) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 242496 + ... + 1568766.

It is an arithmetic number, because the mean of its divisors is an integer number (200186169408).

Almost surely, 2^{1201112132001} is an apocalyptic number.

It is an amenable number.

1201112132001 is a deficient number, since it is larger than the sum of its proper divisors (400377223263).

1201112132001 is a wasteful number, since it uses less digits than its factorization.

1201112132001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1628151.

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

Adding to 1201112132001 its reverse (1002312111021), we get a palindrome (2203424243022).

The spelling of 1201112132001 in words is "one trillion, two hundred one billion, one hundred twelve million, one hundred thirty-two thousand, one".