1001110110020 has 24 divisors (see below), whose sum is σ = 2102543982168. Its totient is φ = 400403520000.

The previous prime is 1001110109981. The next prime is 1001110110073. The reversal of 1001110110020 is 200110111001.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 576822022144 + 424288087876 = 759488^2 + 651374^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2329781 + ... + 2725820.

It is an arithmetic number, because the mean of its divisors is an integer number (87605999257).

Almost surely, 2^{1001110110020} is an apocalyptic number.

1001110110020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1001110110020 is an abundant number, since it is smaller than the sum of its proper divisors (1101433872148).

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

1001110110020 is a wasteful number, since it uses less digits than its factorization.

1001110110020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5065511 (or 5065509 counting only the distinct ones).

The product of its (nonzero) digits is 2, while the sum is 8.

Adding to 1001110110020 its reverse (200110111001), we get a palindrome (1201220221021).

The spelling of 1001110110020 in words is "one trillion, one billion, one hundred ten million, one hundred ten thousand, twenty".