111120200010021 has 8 divisors (see below), whose sum is σ = 148160371733440. Its totient is φ = 74080080813312.

The previous prime is 111120200010013. The next prime is 111120200010049. The reversal of 111120200010021 is 120010002021111.

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

It is not a de Polignac number, because 111120200010021 - 2³ = 111120200010013 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 111120200009979 and 111120200010006.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111120200010011) 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, 7897465 + ... + 16870398.

It is an arithmetic number, because the mean of its divisors is an integer number (18520046466680).

Almost surely, 2^{111120200010021} is an apocalyptic number.

It is an amenable number.

111120200010021 is a deficient number, since it is larger than the sum of its proper divisors (37040171723419).

111120200010021 is a wasteful number, since it uses less digits than its factorization.

111120200010021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26263355.

The product of its (nonzero) digits is 8, while the sum is 12.

Adding to 111120200010021 its reverse (120010002021111), we get a palindrome (231130202031132).

The spelling of 111120200010021 in words is "one hundred eleven trillion, one hundred twenty billion, two hundred million, ten thousand, twenty-one".