101101001100 has 288 divisors, whose sum is σ = 333713640960. Its totient is φ = 23392512000.

The previous prime is 101101001069. The next prime is 101101001107. The reversal of 101101001100 is 1100101101.

It is a Harshad number since it is a multiple of its sum of digits (6).

It is a super Niven number, because it is divisible the sum of any subset of its (nonzero) digits.

It is not an unprimeable number, because it can be changed into a prime (101101001107) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 43185930 + ... + 43188270.

It is an arithmetic number, because the mean of its divisors is an integer number (1158727920).

Almost surely, 2^101101001100 is an apocalyptic number.

101101001100 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 101101001100, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (166856820480).

101101001100 is an abundant number, since it is smaller than the sum of its proper divisors (232612639860).

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

101101001100 is a wasteful number, since it uses less digits than its factorization.

101101001100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2961 (or 2954 counting only the distinct ones).

The product of its (nonzero) digits is 1, while the sum is 6.

Adding to 101101001100 its reverse (1100101101), we get a palindrome (102201102201).

It can be divided in two parts, 101101001 and 100, that added together give a palindrome (101101101).

The spelling of 101101001100 in words is "one hundred one billion, one hundred one million, one thousand, one hundred".