120101311320 has 32 divisors (see below), whose sum is σ = 360303934320. Its totient is φ = 32027016320.

The previous prime is 120101311301. The next prime is 120101311349. The reversal of 120101311320 is 23113101021.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 120101311320.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 500422011 + ... + 500422250.

Almost surely, 2^120101311320 is an apocalyptic number.

120101311320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

120101311320 is an abundant number, since it is smaller than the sum of its proper divisors (240202623000).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

120101311320 is a wasteful number, since it uses less digits than its factorization.

120101311320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1000844275 (or 1000844271 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 15.

Adding to 120101311320 its reverse (23113101021), we get a palindrome (143214412341).

The spelling of 120101311320 in words is "one hundred twenty billion, one hundred one million, three hundred eleven thousand, three hundred twenty".