120113321001 has 16 divisors (see below), whose sum is σ = 164494032768. Its totient is φ = 77904460800.

The previous prime is 120113320997. The next prime is 120113321023. The reversal of 120113321001 is 100123311021.

It is a happy number.

It is not a de Polignac number, because 120113321001 - 2² = 120113320997 is a prime.

It is not an unprimeable number, because it can be changed into a prime (120113321201) 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 15 ways as a sum of consecutive naturals, for example, 1415196 + ... + 1497666.

It is an arithmetic number, because the mean of its divisors is an integer number (10280877048).

Almost surely, 2^120113321001 is an apocalyptic number.

It is an amenable number.

120113321001 is a deficient number, since it is larger than the sum of its proper divisors (44380711767).

120113321001 is a wasteful number, since it uses less digits than its factorization.

120113321001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 95632.

The product of its (nonzero) digits is 36, while the sum is 15.

Adding to 120113321001 its reverse (100123311021), we get a palindrome (220236632022).

The spelling of 120113321001 in words is "one hundred twenty billion, one hundred thirteen million, three hundred twenty-one thousand, one".