100110001100020 has 48 divisors (see below), whose sum is σ = 210645136473408. Its totient is φ = 39965169323520.

The previous prime is 100110001099973. The next prime is 100110001100029. The reversal of 100110001100020 is 20001100011001.

It is a super-2 number, since 2×100110001100020² (a number of 29 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 100110001099976 and 100110001100012.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100110001100029) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 29472235 + ... + 32693005.

It is an arithmetic number, because the mean of its divisors is an integer number (4388440343196).

Almost surely, 2^{100110001100020} is an apocalyptic number.

100110001100020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

100110001100020 is an abundant number, since it is smaller than the sum of its proper divisors (110535135373388).

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

100110001100020 is a wasteful number, since it uses less digits than its factorization.

100110001100020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3223840 (or 3223838 counting only the distinct ones).

The product of its (nonzero) digits is 2, while the sum is 7.

Adding to 100110001100020 its reverse (20001100011001), we get a palindrome (120111101111021).

The spelling of 100110001100020 in words is "one hundred trillion, one hundred ten billion, one million, one hundred thousand, twenty".