1012113230220 has 72 divisors (see below), whose sum is σ = 3231659798640. Its totient is φ = 255691762560.

The previous prime is 1012113230197. The next prime is 1012113230221. The reversal of 1012113230220 is 220323112101.

1012113230220 is a `hidden beast` number, since 1 + 0 + 1 + 211 + 3 + 230 + 220 = 666.

1012113230220 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 1012113230193 and 1012113230202.

It is not an unprimeable number, because it can be changed into a prime (1012113230221) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 147966351 + ... + 147973190.

It is an arithmetic number, because the mean of its divisors is an integer number (44884163870).

Almost surely, 2^{1012113230220} is an apocalyptic number.

1012113230220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1012113230220 is an abundant number, since it is smaller than the sum of its proper divisors (2219546568420).

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

1012113230220 is a wasteful number, since it uses less digits than its factorization.

1012113230220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 295939575 (or 295939570 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

Adding to 1012113230220 its reverse (220323112101), we get a palindrome (1232436342321).

The spelling of 1012113230220 in words is "one trillion, twelve billion, one hundred thirteen million, two hundred thirty thousand, two hundred twenty".