120002021000111 has 4 divisors (see below), whose sum is σ = 120002171346552. Its totient is φ = 120001870653672.

The previous prime is 120002021000041. The next prime is 120002021000129. The reversal of 120002021000111 is 111000120200021.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 120002021000111 - 2⁴⁶ = 49633276822447 is a prime.

It is a super-2 number, since 2×120002021000111² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 120002021000092 and 120002021000101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (120002021000171) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 73969541 + ... + 75574446.

It is an arithmetic number, because the mean of its divisors is an integer number (30000542836638).

Almost surely, 2^{120002021000111} is an apocalyptic number.

120002021000111 is a deficient number, since it is larger than the sum of its proper divisors (150346441).

120002021000111 is an equidigital number, since it uses as much as digits as its factorization.

120002021000111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 150346440.

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 120002021000111 its reverse (111000120200021), we get a palindrome (231002141200132).

The spelling of 120002021000111 in words is "one hundred twenty trillion, two billion, twenty-one million, one hundred eleven", and thus it is an aban number.