120001302012020 has 144 divisors (see below), whose sum is σ = 299715798958464. Its totient is φ = 40089253881600.

The previous prime is 120001302012017. The next prime is 120001302012127. The reversal of 120001302012020 is 20210203100021.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 120001302011986 and 120001302012004.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 2400824 + ... + 15676943.

Almost surely, 2^{120001302012020} is an apocalyptic number.

120001302012020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

120001302012020 is an abundant number, since it is smaller than the sum of its proper divisors (179714496946444).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

120001302012020 is a wasteful number, since it uses less digits than its factorization.

120001302012020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18078022 (or 18078009 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 14.

Adding to 120001302012020 its reverse (20210203100021), we get a palindrome (140211505112041).

The spelling of 120001302012020 in words is "one hundred twenty trillion, one billion, three hundred two million, twelve thousand, twenty".