100000001111020 has 96 divisors (see below), whose sum is σ = 217856143814400. Its totient is φ = 38511421261824.

The previous prime is 100000001110963. The next prime is 100000001111057. The reversal of 100000001111020 is 20111100000001.

It is a junction number, because it is equal to n+sod(n) for n = 100000001110994 and 100000001111012.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2757157446 + ... + 2757193714.

It is an arithmetic number, because the mean of its divisors is an integer number (2269334831400).

Almost surely, 2^{100000001111020} is an apocalyptic number.

100000001111020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 100000001111020, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (108928071907200).

100000001111020 is an abundant number, since it is smaller than the sum of its proper divisors (117856142703380).

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

100000001111020 is a wasteful number, since it uses less digits than its factorization.

100000001111020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49627 (or 49625 counting only the distinct ones).

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

Adding to 100000001111020 its reverse (20111100000001), we get a palindrome (120111101111021).

The spelling of 100000001111020 in words is "one hundred trillion, one million, one hundred eleven thousand, twenty".