120210000111 has 24 divisors (see below), whose sum is σ = 176880936960. Its totient is φ = 78647280336.

The previous prime is 120210000101. The next prime is 120210000161. The reversal of 120210000111 is 111000012021.

It is a happy number.

It is not a de Polignac number, because 120210000111 - 2¹⁰ = 120209999087 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a junction number, because it is equal to n+sod(n) for n = 120210000093 and 120210000102.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (120210000101) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 118866 + ... + 504528.

It is an arithmetic number, because the mean of its divisors is an integer number (7370039040).

Almost surely, 2^120210000111 is an apocalyptic number.

120210000111 is a deficient number, since it is larger than the sum of its proper divisors (56670936849).

120210000111 is a wasteful number, since it uses less digits than its factorization.

120210000111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 386315 (or 386312 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 9.

Adding to 120210000111 its reverse (111000012021), we get a palindrome (231210012132).

The spelling of 120210000111 in words is "one hundred twenty billion, two hundred ten million, one hundred eleven", and thus it is an aban number.