101110002020 has 12 divisors (see below), whose sum is σ = 212331004284. Its totient is φ = 40444000800.

The previous prime is 101110002001. The next prime is 101110002031. The reversal of 101110002020 is 20200011101.

It can be written as a sum of positive squares in 2 ways, for example, as 34945815844 + 66164186176 = 186938^2 + 257224^2 .

It is a junction number, because it is equal to n+sod(n) for n = 101110001989 and 101110002007.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2527750031 + ... + 2527750070.

It is an arithmetic number, because the mean of its divisors is an integer number (17694250357).

Almost surely, 2^101110002020 is an apocalyptic number.

101110002020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

101110002020 is an abundant number, since it is smaller than the sum of its proper divisors (111221002264).

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

101110002020 is a wasteful number, since it uses less digits than its factorization.

101110002020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5055500110 (or 5055500108 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 8.

Adding to 101110002020 its reverse (20200011101), we get a palindrome (121310013121).

The spelling of 101110002020 in words is "one hundred one billion, one hundred ten million, two thousand, twenty".