1100200210021 has 16 divisors (see below), whose sum is σ = 1270852892928. Its totient is φ = 941323033600.

The previous prime is 1100200209949. The next prime is 1100200210027. The reversal of 1100200210021 is 1200120020011.

It is a cyclic number.

It is not a de Polignac number, because 1100200210021 - 2²⁵ = 1100166655589 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1100200210027) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12603501 + ... + 12690493.

It is an arithmetic number, because the mean of its divisors is an integer number (79428305808).

Almost surely, 2^{1100200210021} is an apocalyptic number.

1100200210021 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

1100200210021 is a deficient number, since it is larger than the sum of its proper divisors (170652682907).

1100200210021 is a wasteful number, since it uses less digits than its factorization.

1100200210021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 154652.

The product of its (nonzero) digits is 8, while the sum is 10.

Adding to 1100200210021 its reverse (1200120020011), we get a palindrome (2300320230032).

The spelling of 1100200210021 in words is "one trillion, one hundred billion, two hundred million, two hundred ten thousand, twenty-one".