120301302120021 has 160 divisors (see below), whose sum is σ = 201485283487488. Its totient is φ = 70913506959360.

The previous prime is 120301302120007. The next prime is 120301302120037. The reversal of 120301302120021 is 120021203103021.

120301302120021 is a `hidden beast` number, since 1 + 20 + 301 + 302 + 1 + 20 + 0 + 21 = 666.

It is not a de Polignac number, because 120301302120021 - 2¹⁰ = 120301302118997 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 120301302119976 and 120301302120003.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (120301302120071) by changing a digit.

It is a polite number, since it can be written in 159 ways as a sum of consecutive naturals, for example, 2941547445 + ... + 2941588341.

Almost surely, 2^{120301302120021} is an apocalyptic number.

120301302120021 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

120301302120021 is a deficient number, since it is larger than the sum of its proper divisors (81183981367467).

120301302120021 is a wasteful number, since it uses less digits than its factorization.

120301302120021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41513 (or 41504 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

Adding to 120301302120021 its reverse (120021203103021), we get a palindrome (240322505223042).

The spelling of 120301302120021 in words is "one hundred twenty trillion, three hundred one billion, three hundred two million, one hundred twenty thousand, twenty-one".