11100102321 has 32 divisors (see below), whose sum is σ = 19088409600. Its totient is φ = 5567446080.

The previous prime is 11100102317. The next prime is 11100102331. The reversal of 11100102321 is 12320100111.

It is not a de Polignac number, because 11100102321 - 2² = 11100102317 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 11100102297 and 11100102306.

It is not an unprimeable number, because it can be changed into a prime (11100102301) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 821791 + ... + 835188.

It is an arithmetic number, because the mean of its divisors is an integer number (596512800).

Almost surely, 2^11100102321 is an apocalyptic number.

11100102321 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

11100102321 is a deficient number, since it is larger than the sum of its proper divisors (7988307279).

11100102321 is a wasteful number, since it uses less digits than its factorization.

11100102321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1657029.

The product of its (nonzero) digits is 12, while the sum is 12.

Adding to 11100102321 its reverse (12320100111), we get a palindrome (23420202432).

The spelling of 11100102321 in words is "eleven billion, one hundred million, one hundred two thousand, three hundred twenty-one".