120011220012 has 12 divisors (see below), whose sum is σ = 280026180056. Its totient is φ = 40003740000.

The previous prime is 120011219957. The next prime is 120011220067. The reversal of 120011220012 is 210022110021.

It is an interprime number because it is at equal distance from previous prime (120011219957) and next prime (120011220067).

It is a tau number, because it is divible by the number of its divisors (12).

It is a Harshad number since it is a multiple of its sum of digits (12), and also a Moran number because the ratio is a prime number: 10000935001 = 120011220012 / (1 + 2 + 0 + 0 + 1 + 1 + 2 + 2 + 0 + 0 + 1 + 2).

It is a self number, because there is not a number n which added to its sum of digits gives 120011220012.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5000467489 + ... + 5000467512.

Almost surely, 2^120011220012 is an apocalyptic number.

120011220012 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

120011220012 is an abundant number, since it is smaller than the sum of its proper divisors (160014960044).

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

120011220012 is a wasteful number, since it uses less digits than its factorization.

120011220012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10000935008 (or 10000935006 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 120011220012 its reverse (210022110021), we get a palindrome (330033330033).

The spelling of 120011220012 in words is "one hundred twenty billion, eleven million, two hundred twenty thousand, twelve".