120100010001 has 32 divisors (see below), whose sum is σ = 167187234816. Its totient is φ = 76600512000.

The previous prime is 120100009987. The next prime is 120100010047. The reversal of 120100010001 is 100010001021.

It is not a de Polignac number, because 120100010001 - 2¹⁹ = 120099485713 is a prime.

120100010001 is a modest number, since divided by 10001 gives 1201 as remainder.

It is not an unprimeable number, because it can be changed into a prime (120100010081) 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, 8752536 + ... + 8766246.

It is an arithmetic number, because the mean of its divisors is an integer number (5224601088).

Almost surely, 2^120100010001 is an apocalyptic number.

It is an amenable number.

120100010001 is a deficient number, since it is larger than the sum of its proper divisors (47087224815).

120100010001 is a wasteful number, since it uses less digits than its factorization.

120100010001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14813.

The product of its (nonzero) digits is 2, while the sum is 6.

Adding to 120100010001 its reverse (100010001021), we get a palindrome (220110011022).

The spelling of 120100010001 in words is "one hundred twenty billion, one hundred million, ten thousand, one".