1201320222311 has 8 divisors (see below), whose sum is σ = 1310543121024. Its totient is φ = 1092099318520.

The previous prime is 1201320222247. The next prime is 1201320222313. The reversal of 1201320222311 is 1132220231021.

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 1201320222311 - 2⁶ = 1201320222247 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1201320222313) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 941156 + ... + 1813398.

It is an arithmetic number, because the mean of its divisors is an integer number (163817890128).

Almost surely, 2^{1201320222311} is an apocalyptic number.

1201320222311 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

1201320222311 is a deficient number, since it is larger than the sum of its proper divisors (109222898713).

1201320222311 is a wasteful number, since it uses less digits than its factorization.

1201320222311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 997461.

The product of its (nonzero) digits is 288, while the sum is 20.

Adding to 1201320222311 its reverse (1132220231021), we get a palindrome (2333540453332).

The spelling of 1201320222311 in words is "one trillion, two hundred one billion, three hundred twenty million, two hundred twenty-two thousand, three hundred eleven".