11623220100 has 108 divisors (see below), whose sum is σ = 36454722304. Its totient is φ = 3097621440.

The previous prime is 11623220083. The next prime is 11623220107. The reversal of 11623220100 is 102232611.

11623220100 is a `hidden beast` number, since 11 + 623 + 2 + 20 + 10 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is not an unprimeable number, because it can be changed into a prime (11623220107) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 2055477 + ... + 2061123.

Almost surely, 2^11623220100 is an apocalyptic number.

11623220100 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 11623220100, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (18227361152).

11623220100 is an abundant number, since it is smaller than the sum of its proper divisors (24831502204).

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

11623220100 is a wasteful number, since it uses less digits than its factorization.

11623220100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7954 (or 7944 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

Adding to 11623220100 its reverse (102232611), we get a palindrome (11725452711).

The spelling of 11623220100 in words is "eleven billion, six hundred twenty-three million, two hundred twenty thousand, one hundred".