120101210311 has 8 divisors (see below), whose sum is σ = 120615218064. Its totient is φ = 119587332480.

The previous prime is 120101210303. The next prime is 120101210351. The reversal of 120101210311 is 113012101021.

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 120101210311 - 2³ = 120101210303 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 120101210291 and 120101210300.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (120101210351) 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, 2124960 + ... + 2180746.

It is an arithmetic number, because the mean of its divisors is an integer number (15076902258).

Almost surely, 2^120101210311 is an apocalyptic number.

120101210311 is a deficient number, since it is larger than the sum of its proper divisors (514007753).

120101210311 is an equidigital number, since it uses as much as digits as its factorization.

120101210311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 64961.

The product of its (nonzero) digits is 12, while the sum is 13.

Adding to 120101210311 its reverse (113012101021), we get a palindrome (233113311332).

The spelling of 120101210311 in words is "one hundred twenty billion, one hundred one million, two hundred ten thousand, three hundred eleven".