120100121021311 has 8 divisors (see below), whose sum is σ = 120504857752080. Its totient is φ = 119695547008128.

The previous prime is 120100121021291. The next prime is 120100121021323. The reversal of 120100121021311 is 113120121001021.

It is a happy number.

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 120100121021311 - 2¹⁹ = 120100120497023 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 (120100121021351) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 39200641 + ... + 42153178.

It is an arithmetic number, because the mean of its divisors is an integer number (15063107219010).

Almost surely, 2^{120100121021311} is an apocalyptic number.

120100121021311 is a deficient number, since it is larger than the sum of its proper divisors (404736730769).

120100121021311 is an equidigital number, since it uses as much as digits as its factorization.

120100121021311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 81358793.

The product of its (nonzero) digits is 24, while the sum is 16.

Adding to 120100121021311 its reverse (113120121001021), we get a palindrome (233220242022332).

The spelling of 120100121021311 in words is "one hundred twenty trillion, one hundred billion, one hundred twenty-one million, twenty-one thousand, three hundred eleven".