100330001020 has 12 divisors (see below), whose sum is σ = 210693002184. Its totient is φ = 40132000400.

The previous prime is 100330000999. The next prime is 100330001029. The reversal of 100330001020 is 20100033001.

It is a super-2 number, since 2×100330001020² (a number of 23 digits) contains 22 as substring.

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 = 100330000988 and 100330001006.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100330001029) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2508250006 + ... + 2508250045.

It is an arithmetic number, because the mean of its divisors is an integer number (17557750182).

Almost surely, 2^100330001020 is an apocalyptic number.

100330001020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

100330001020 is an abundant number, since it is smaller than the sum of its proper divisors (110363001164).

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

100330001020 is a wasteful number, since it uses less digits than its factorization.

100330001020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5016500060 (or 5016500058 counting only the distinct ones).

The product of its (nonzero) digits is 18, while the sum is 10.

Adding to 100330001020 its reverse (20100033001), we get a palindrome (120430034021).

The spelling of 100330001020 in words is "one hundred billion, three hundred thirty million, one thousand, twenty".