1120020031212 has 24 divisors (see below), whose sum is σ = 2613721950000. Its totient is φ = 373291170816.

The previous prime is 1120020031177. The next prime is 1120020031213. The reversal of 1120020031212 is 2121300200211.

It is a super-2 number, since 2×1120020031212² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1120020031191 and 1120020031200.

It is not an unprimeable number, because it can be changed into a prime (1120020031213) by changing a digit.

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, 6009337 + ... + 6192912.

It is an arithmetic number, because the mean of its divisors is an integer number (108905081250).

Almost surely, 2^{1120020031212} is an apocalyptic number.

1120020031212 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1120020031212 is an abundant number, since it is smaller than the sum of its proper divisors (1493701918788).

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

1120020031212 is a wasteful number, since it uses less digits than its factorization.

1120020031212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12209905 (or 12209903 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 15.

Adding to 1120020031212 its reverse (2121300200211), we get a palindrome (3241320231423).

The spelling of 1120020031212 in words is "one trillion, one hundred twenty billion, twenty million, thirty-one thousand, two hundred twelve".