120011210111120 has 40 divisors (see below), whose sum is σ = 279129445286400. Its totient is φ = 47986697932160.

The previous prime is 120011210111101. The next prime is 120011210111153. The reversal of 120011210111120 is 21111012110021.

It is a tau number, because it is divible by the number of its divisors (40).

It is a junction number, because it is equal to n+sod(n) for n = 120011210111095 and 120011210111104.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 277690736 + ... + 278122575.

It is an arithmetic number, because the mean of its divisors is an integer number (6978236132160).

Almost surely, 2^{120011210111120} is an apocalyptic number.

120011210111120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

120011210111120 is an abundant number, since it is smaller than the sum of its proper divisors (159118235175280).

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

120011210111120 is a wasteful number, since it uses less digits than its factorization.

120011210111120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 555816023 (or 555816017 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 14.

Adding to 120011210111120 its reverse (21111012110021), we get a palindrome (141122222221141).

The spelling of 120011210111120 in words is "one hundred twenty trillion, eleven billion, two hundred ten million, one hundred eleven thousand, one hundred twenty".