1201111133201 has 8 divisors (see below), whose sum is σ = 1374684982464. Its totient is φ = 1028033920080.

The previous prime is 1201111133179. The next prime is 1201111133273. The reversal of 1201111133201 is 1023311111021.

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 1201111133201 - 2¹⁸ = 1201110871057 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1201111133201.

It is not an unprimeable number, because it can be changed into a prime (1201111130201) 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, 124153850 + ... + 124163523.

It is an arithmetic number, because the mean of its divisors is an integer number (171835622808).

Almost surely, 2^{1201111133201} is an apocalyptic number.

It is an amenable number.

1201111133201 is a deficient number, since it is larger than the sum of its proper divisors (173573849263).

1201111133201 is an equidigital number, since it uses as much as digits as its factorization.

1201111133201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 248318071.

The product of its (nonzero) digits is 36, while the sum is 17.

Adding to 1201111133201 its reverse (1023311111021), we get a palindrome (2224422244222).

The spelling of 1201111133201 in words is "one trillion, two hundred one billion, one hundred eleven million, one hundred thirty-three thousand, two hundred one".