1012110210020 has 96 divisors (see below), whose sum is σ = 2729651194368. Its totient is φ = 306389394432.

The previous prime is 1012110210017. The next prime is 1012110210101. The reversal of 1012110210020 is 200120112101.

It is a junction number, because it is equal to n+sod(n) for n = 1012110209983 and 1012110210010.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 12047369 + ... + 12131088.

It is an arithmetic number, because the mean of its divisors is an integer number (28433866608).

Almost surely, 2^{1012110210020} is an apocalyptic number.

1012110210020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1012110210020 is an abundant number, since it is smaller than the sum of its proper divisors (1717540984348).

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

1012110210020 is a wasteful number, since it uses less digits than its factorization.

1012110210020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24178509 (or 24178507 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 1012110210020 its reverse (200120112101), we get a palindrome (1212230322121).

The spelling of 1012110210020 in words is "one trillion, twelve billion, one hundred ten million, two hundred ten thousand, twenty".