1001010020112 has 30 divisors (see below), whose sum is σ = 2801437765022. Its totient is φ = 333670006656.

The previous prime is 1001010020107. The next prime is 1001010020167. The reversal of 1001010020112 is 2110200101001.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 790527261456 + 210482758656 = 889116^2 + 458784^2 .

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a junction number, because it is equal to n+sod(n) for n = 1001010020094 and 1001010020103.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 3475729093 + ... + 3475729380.

Almost surely, 2^{1001010020112} is an apocalyptic number.

1001010020112 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1001010020112 is an abundant number, since it is smaller than the sum of its proper divisors (1800427744910).

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

1001010020112 is a wasteful number, since it uses less digits than its factorization.

1001010020112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6951458487 (or 6951458478 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 9.

Adding to 1001010020112 its reverse (2110200101001), we get a palindrome (3111210121113).

The spelling of 1001010020112 in words is "one trillion, one billion, ten million, twenty thousand, one hundred twelve".