120102001121021 has 8 divisors (see below), whose sum is σ = 120992366955744. Its totient is φ = 119213507771280.

The previous prime is 120102001121009. The next prime is 120102001121029. The reversal of 120102001121021 is 120121100201021.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 120102001121021 - 2⁶ = 120102001120957 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 120102001120987 and 120102001121005.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (120102001121029) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 467992490 + ... + 468249051.

It is an arithmetic number, because the mean of its divisors is an integer number (15124045869468).

Almost surely, 2^{120102001121021} is an apocalyptic number.

It is an amenable number.

120102001121021 is a deficient number, since it is larger than the sum of its proper divisors (890365834723).

120102001121021 is an equidigital number, since it uses as much as digits as its factorization.

120102001121021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 936242491.

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 120102001121021 its reverse (120121100201021), we get a palindrome (240223101322042).

The spelling of 120102001121021 in words is "one hundred twenty trillion, one hundred two billion, one million, one hundred twenty-one thousand, twenty-one".