1201120132101 has 32 divisors (see below), whose sum is σ = 1654769900160. Its totient is φ = 774374194944.

The previous prime is 1201120132099. The next prime is 1201120132129. The reversal of 1201120132101 is 1012310211021.

It is not a de Polignac number, because 1201120132101 - 2¹ = 1201120132099 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1201120132301) 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 31 ways as a sum of consecutive naturals, for example, 86848255 + ... + 86862083.

It is an arithmetic number, because the mean of its divisors is an integer number (51711559380).

Almost surely, 2^{1201120132101} is an apocalyptic number.

It is an amenable number.

1201120132101 is a deficient number, since it is larger than the sum of its proper divisors (453649768059).

1201120132101 is a wasteful number, since it uses less digits than its factorization.

1201120132101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18565.

The product of its (nonzero) digits is 24, while the sum is 15.

Adding to 1201120132101 its reverse (1012310211021), we get a palindrome (2213430343122).

The spelling of 1201120132101 in words is "one trillion, two hundred one billion, one hundred twenty million, one hundred thirty-two thousand, one hundred one".