120021210002111 has 8 divisors (see below), whose sum is σ = 131060468311248. Its totient is φ = 109003324896000.

The previous prime is 120021210002107. The next prime is 120021210002123. The reversal of 120021210002111 is 111200012120021.

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 120021210002111 - 2² = 120021210002107 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (120021210002411) 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, 5343289010 + ... + 5343311471.

It is an arithmetic number, because the mean of its divisors is an integer number (16382558538906).

Almost surely, 2^{120021210002111} is an apocalyptic number.

120021210002111 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

120021210002111 is a deficient number, since it is larger than the sum of its proper divisors (11039258309137).

120021210002111 is a wasteful number, since it uses less digits than its factorization.

120021210002111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10686601513.

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 120021210002111 its reverse (111200012120021), we get a palindrome (231221222122132).

The spelling of 120021210002111 in words is "one hundred twenty trillion, twenty-one billion, two hundred ten million, two thousand, one hundred eleven".