120551010213 has 16 divisors (see below), whose sum is σ = 161515984320. Its totient is φ = 79977010176.

The previous prime is 120551010193. The next prime is 120551010221. The reversal of 120551010213 is 312010155021.

It is not a de Polignac number, because 120551010213 - 2⁶ = 120551010149 is a prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 120551010213.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (120551010913) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1506181 + ... + 1584197.

It is an arithmetic number, because the mean of its divisors is an integer number (10094749020).

Almost surely, 2^120551010213 is an apocalyptic number.

It is an amenable number.

120551010213 is a deficient number, since it is larger than the sum of its proper divisors (40964974107).

120551010213 is a wasteful number, since it uses less digits than its factorization.

120551010213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 80516.

The product of its (nonzero) digits is 300, while the sum is 21.

Adding to 120551010213 its reverse (312010155021), we get a palindrome (432561165234).

The spelling of 120551010213 in words is "one hundred twenty billion, five hundred fifty-one million, ten thousand, two hundred thirteen".