120001110112021 has 8 divisors (see below), whose sum is σ = 121691453925888. Its totient is φ = 118310771502000.

The previous prime is 120001110111979. The next prime is 120001110112073. The reversal of 120001110112021 is 120211011100021.

It is a happy number.

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 120001110112021 - 2⁷ = 120001110111893 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 120001110111992 and 120001110112010.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (120001110812021) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 88322251 + ... + 89670631.

It is an arithmetic number, because the mean of its divisors is an integer number (15211431740736).

Almost surely, 2^{120001110112021} is an apocalyptic number.

It is an amenable number.

120001110112021 is a deficient number, since it is larger than the sum of its proper divisors (1690343813867).

120001110112021 is a wasteful number, since it uses less digits than its factorization.

120001110112021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2601923.

The product of its (nonzero) digits is 8, while the sum is 13.

Adding to 120001110112021 its reverse (120211011100021), we get a palindrome (240212121212042).

The spelling of 120001110112021 in words is "one hundred twenty trillion, one billion, one hundred ten million, one hundred twelve thousand, twenty-one".