120551020042111 has 8 divisors (see below), whose sum is σ = 120792225693600. Its totient is φ = 120309831516000.

The previous prime is 120551020042073. The next prime is 120551020042153. The reversal of 120551020042111 is 111240020155021.

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 120551020042111 - 2¹¹ = 120551020040063 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 (120551020042181) 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, 9858045 + ... + 18392473.

It is an arithmetic number, because the mean of its divisors is an integer number (15099028211700).

Almost surely, 2^{120551020042111} is an apocalyptic number.

120551020042111 is a deficient number, since it is larger than the sum of its proper divisors (241205651489).

120551020042111 is an equidigital number, since it uses as much as digits as its factorization.

120551020042111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8562689.

The product of its (nonzero) digits is 800, while the sum is 25.

Adding to 120551020042111 its reverse (111240020155021), we get a palindrome (231791040197132).

The spelling of 120551020042111 in words is "one hundred twenty trillion, five hundred fifty-one billion, twenty million, forty-two thousand, one hundred eleven".