100010213020 has 12 divisors (see below), whose sum is σ = 210021447384. Its totient is φ = 40004085200.

The previous prime is 100010213011. The next prime is 100010213099. The reversal of 100010213020 is 20312010001.

It is a Harshad number since it is a multiple of its sum of digits (10).

It is a junction number, because it is equal to n+sod(n) for n = 100010212988 and 100010213006.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2500255306 + ... + 2500255345.

It is an arithmetic number, because the mean of its divisors is an integer number (17501787282).

Almost surely, 2^100010213020 is an apocalyptic number.

100010213020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

100010213020 is an abundant number, since it is smaller than the sum of its proper divisors (110011234364).

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

100010213020 is a wasteful number, since it uses less digits than its factorization.

100010213020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5000510660 (or 5000510658 counting only the distinct ones).

The product of its (nonzero) digits is 12, while the sum is 10.

Adding to 100010213020 its reverse (20312010001), we get a palindrome (120322223021).

The spelling of 100010213020 in words is "one hundred billion, ten million, two hundred thirteen thousand, twenty".