101203100 has 18 divisors (see below), whose sum is σ = 219610944. Its totient is φ = 40481200.

The previous prime is 101203099. The next prime is 101203163. The reversal of 101203100 is 1302101.

It is a super-2 number, since 2×101203100² = 20484134899220000, which 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 (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 505916 + ... + 506115.

It is an arithmetic number, because the mean of its divisors is an integer number (12200608).

Almost surely, 2^101203100 is an apocalyptic number.

101203100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

101203100 is an abundant number, since it is smaller than the sum of its proper divisors (118407844).

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

101203100 is a wasteful number, since it uses less digits than its factorization.

101203100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1012045 (or 1012038 counting only the distinct ones).

The product of its (nonzero) digits is 6, while the sum is 8.

The square root of 101203100 is about 10059.9751490747. The cubic root of 101203100 is about 466.0128997393.

Adding to 101203100 its reverse (1302101), we get a palindrome (102505201).

Subtracting from 101203100 its reverse (1302101), we obtain a palindrome (99900999).

The spelling of 101203100 in words is "one hundred one million, two hundred three thousand, one hundred".