1201123312411 has 8 divisors (see below), whose sum is σ = 1310344003584. Its totient is φ = 1091907231720.

The previous prime is 1201123312387. The next prime is 1201123312439. The reversal of 1201123312411 is 1142133211021.

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 1201123312411 - 2¹⁷ = 1201123181339 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1201123312451) 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, 596211 + ... + 1660636.

It is an arithmetic number, because the mean of its divisors is an integer number (163793000448).

Almost surely, 2^{1201123312411} is an apocalyptic number.

1201123312411 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

1201123312411 is a deficient number, since it is larger than the sum of its proper divisors (109220691173).

1201123312411 is a wasteful number, since it uses less digits than its factorization.

1201123312411 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2305241.

The product of its (nonzero) digits is 288, while the sum is 22.

Adding to 1201123312411 its reverse (1142133211021), we get a palindrome (2343256523432).

The spelling of 1201123312411 in words is "one trillion, two hundred one billion, one hundred twenty-three million, three hundred twelve thousand, four hundred eleven".