100111000101010 has 8 divisors (see below), whose sum is σ = 180199800181836. Its totient is φ = 40044400040400.

The previous prime is 100111000100987. The next prime is 100111000101037. The reversal of 100111000101010 is 10101000111001.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 99960383924361 + 150616176649 = 9998019^2 + 388093^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 100111000100984 and 100111000101002.

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, 5005550005041 + ... + 5005550005060.

Almost surely, 2^{100111000101010} is an apocalyptic number.

100111000101010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

100111000101010 is a deficient number, since it is larger than the sum of its proper divisors (80088800080826).

100111000101010 is a wasteful number, since it uses less digits than its factorization.

100111000101010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10011100010108.

The product of its (nonzero) digits is 1, while the sum is 7.

Adding to 100111000101010 its reverse (10101000111001), we get a palindrome (110212000212011).

Subtracting from 100111000101010 its reverse (10101000111001), we obtain a palindrome (90009999990009).

The spelling of 100111000101010 in words is "one hundred trillion, one hundred eleven billion, one hundred one thousand, ten".