1110020000020 has 24 divisors (see below), whose sum is σ = 2359126846944. Its totient is φ = 438658505376.

The previous prime is 1110019999981. The next prime is 1110020000027. The reversal of 1110020000020 is 200000200111.

It is a junction number, because it is equal to n+sod(n) for n = 1110019999958 and 1110020000012.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1110020000027) 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, 334341714 + ... + 334345033.

It is an arithmetic number, because the mean of its divisors is an integer number (98296951956).

Almost surely, 2^{1110020000020} is an apocalyptic number.

1110020000020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1110020000020 is an abundant number, since it is smaller than the sum of its proper divisors (1249106846924).

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

1110020000020 is a wasteful number, since it uses less digits than its factorization.

1110020000020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 668686839 (or 668686837 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 7.

Adding to 1110020000020 its reverse (200000200111), we get a palindrome (1310020200131).

The spelling of 1110020000020 in words is "one trillion, one hundred ten billion, twenty million, twenty", and thus it is an aban number.