101333220 has 24 divisors (see below), whose sum is σ = 283733184. Its totient is φ = 27022176.

The previous prime is 101333201. The next prime is 101333227. The reversal of 101333220 is 22333101.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 101333220.

It is not an unprimeable number, because it can be changed into a prime (101333227) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 844384 + ... + 844503.

It is an arithmetic number, because the mean of its divisors is an integer number (11822216).

Almost surely, 2^101333220 is an apocalyptic number.

101333220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

101333220 is an abundant number, since it is smaller than the sum of its proper divisors (182399964).

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

101333220 is a wasteful number, since it uses less digits than its factorization.

101333220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1688899 (or 1688897 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 15.

The square root of 101333220 is about 10066.4402844302. The cubic root of 101333220 is about 466.2125366713.

Adding to 101333220 its reverse (22333101), we get a palindrome (123666321).

The spelling of 101333220 in words is "one hundred one million, three hundred thirty-three thousand, two hundred twenty".