1201120112001 has 8 divisors (see below), whose sum is σ = 1601886696480. Its totient is φ = 800550134432.

The previous prime is 1201120111963. The next prime is 1201120112011. The reversal of 1201120112001 is 1002110211021.

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

It is a cyclic number.

It is not a de Polignac number, because 1201120112001 - 2³³ = 1192530177409 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1201120112011) by changing a digit.

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 in 7 ways as a sum of consecutive naturals, for example, 49137471 + ... + 49161908.

It is an arithmetic number, because the mean of its divisors is an integer number (200235837060).

Almost surely, 2^{1201120112001} is an apocalyptic number.

It is an amenable number.

1201120112001 is a deficient number, since it is larger than the sum of its proper divisors (400766584479).

1201120112001 is an equidigital number, since it uses as much as digits as its factorization.

1201120112001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 98303455.

The product of its (nonzero) digits is 8, while the sum is 12.

Adding to 1201120112001 its reverse (1002110211021), we get a palindrome (2203230323022).

The spelling of 1201120112001 in words is "one trillion, two hundred one billion, one hundred twenty million, one hundred twelve thousand, one".