120101020101001 has 16 divisors (see below), whose sum is σ = 125398050402816. Its totient is φ = 114896505600000.

The previous prime is 120101020100987. The next prime is 120101020101043. The reversal of 120101020101001 is 100101020101021.

It is a cyclic number.

It is not a de Polignac number, because 120101020101001 - 2⁴⁵ = 84916648012169 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (120101020141001) 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, 27913995 + ... + 31927936.

It is an arithmetic number, because the mean of its divisors is an integer number (7837378150176).

Almost surely, 2^{120101020101001} is an apocalyptic number.

It is an amenable number.

120101020101001 is a deficient number, since it is larger than the sum of its proper divisors (5297030301815).

120101020101001 is a wasteful number, since it uses less digits than its factorization.

120101020101001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 59842704.

The product of its (nonzero) digits is 4, while the sum is 10.

Adding to 120101020101001 its reverse (100101020101021), we get a palindrome (220202040202022).

It can be divided in two parts, 120101020 and 101001, that added together give a palindrome (120202021).

The spelling of 120101020101001 in words is "one hundred twenty trillion, one hundred one billion, twenty million, one hundred one thousand, one".