1320011112101 has 32 divisors (see below), whose sum is σ = 1472690419200. Its totient is φ = 1173095239680.

The previous prime is 1320011112011. The next prime is 1320011112179. The reversal of 1320011112101 is 1012111100231.

It is a cyclic number.

It is not a de Polignac number, because 1320011112101 - 2¹⁸ = 1320010849957 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1320011112181) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 155054021 + ... + 155062533.

It is an arithmetic number, because the mean of its divisors is an integer number (46021575600).

Almost surely, 2^{1320011112101} is an apocalyptic number.

1320011112101 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

1320011112101 is a deficient number, since it is larger than the sum of its proper divisors (152679307099).

1320011112101 is a wasteful number, since it uses less digits than its factorization.

1320011112101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10349.

The product of its (nonzero) digits is 12, while the sum is 14.

Adding to 1320011112101 its reverse (1012111100231), we get a palindrome (2332122212332).

The spelling of 1320011112101 in words is "one trillion, three hundred twenty billion, eleven million, one hundred twelve thousand, one hundred one".