120101120021111 has 32 divisors (see below), whose sum is σ = 125988281955648. Its totient is φ = 114392428277760.

The previous prime is 120101120021059. The next prime is 120101120021117. The reversal of 120101120021111 is 111120021101021.

It is a cyclic number.

It is not a de Polignac number, because 120101120021111 - 2²² = 120101115826807 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 (120101120021117) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 141862181 + ... + 142706273.

It is an arithmetic number, because the mean of its divisors is an integer number (3937133811114).

Almost surely, 2^{120101120021111} is an apocalyptic number.

120101120021111 is a deficient number, since it is larger than the sum of its proper divisors (5887161934537).

120101120021111 is a wasteful number, since it uses less digits than its factorization.

120101120021111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 844691.

The product of its (nonzero) digits is 8, while the sum is 14.

Adding to 120101120021111 its reverse (111120021101021), we get a palindrome (231221141122132).

The spelling of 120101120021111 in words is "one hundred twenty trillion, one hundred one billion, one hundred twenty million, twenty-one thousand, one hundred eleven".