110021203100 has 18 divisors (see below), whose sum is σ = 238746010944. Its totient is φ = 44008481200.

The previous prime is 110021203099. The next prime is 110021203157. The reversal of 110021203100 is 1302120011.

It is a super-2 number, since 2×110021203100² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 550105916 + ... + 550106115.

Almost surely, 2^110021203100 is an apocalyptic number.

110021203100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

110021203100 is an abundant number, since it is smaller than the sum of its proper divisors (128724807844).

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

110021203100 is a wasteful number, since it uses less digits than its factorization.

110021203100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1100212045 (or 1100212038 counting only the distinct ones).

The product of its (nonzero) digits is 12, while the sum is 11.

Adding to 110021203100 its reverse (1302120011), we get a palindrome (111323323111).

The spelling of 110021203100 in words is "one hundred ten billion, twenty-one million, two hundred three thousand, one hundred".