101111111110100 has 144 divisors (see below), whose sum is σ = 270057444384000. Its totient is φ = 31998459525120.

The previous prime is 101111111110003. The next prime is 101111111110127. The reversal of 101111111110100 is 1011111111101.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 196749281 + ... + 197262519.

Almost surely, 2^{101111111110100} is an apocalyptic number.

101111111110100 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 101111111110100, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (135028722192000).

101111111110100 is an abundant number, since it is smaller than the sum of its proper divisors (168946333273900).

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

101111111110100 is a wasteful number, since it uses less digits than its factorization.

101111111110100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 534922 (or 534915 counting only the distinct ones).

The product of its (nonzero) digits is 1, while the sum is 11.

Adding to 101111111110100 its reverse (1011111111101), we get a palindrome (102122222221201).

101111111110100 divided by its reverse (1011111111101) gives a square (100 = 10²).

It can be divided in two parts, 1011 and 11111110100, that added together give a palindrome (11111111111).

The spelling of 101111111110100 in words is "one hundred one trillion, one hundred eleven billion, one hundred eleven million, one hundred ten thousand, one hundred".