120201020011001 has 16 divisors (see below), whose sum is σ = 122097511105920. Its totient is φ = 118310197098240.

The previous prime is 120201020010983. The next prime is 120201020011013. The reversal of 120201020011001 is 100110020102021.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-120201020011001 is a prime.

It is a super-2 number, since 2×120201020011001² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (120201020011081) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2065528961 + ... + 2065587153.

It is an arithmetic number, because the mean of its divisors is an integer number (7631094444120).

Almost surely, 2^{120201020011001} is an apocalyptic number.

It is an amenable number.

120201020011001 is a deficient number, since it is larger than the sum of its proper divisors (1896491094919).

120201020011001 is an equidigital number, since it uses as much as digits as its factorization.

120201020011001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 106336.

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 120201020011001 its reverse (100110020102021), we get a palindrome (220311040113022).

The spelling of 120201020011001 in words is "one hundred twenty trillion, two hundred one billion, twenty million, eleven thousand, one".