100220052 has 48 divisors (see below), whose sum is σ = 238956480. Its totient is φ = 32685312.

The previous prime is 100220051. The next prime is 100220053. The reversal of 100220052 is 250022001.

It is an interprime number because it is at equal distance from previous prime (100220051) and next prime (100220053).

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100220051) 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, 113838 + ... + 114714.

It is an arithmetic number, because the mean of its divisors is an integer number (4978260).

Almost surely, 2^100220052 is an apocalyptic number.

100220052 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

100220052 is an abundant number, since it is smaller than the sum of its proper divisors (138736428).

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

100220052 is a wasteful number, since it uses less digits than its factorization.

100220052 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1080 (or 1078 counting only the distinct ones).

The product of its (nonzero) digits is 40, while the sum is 12.

The square root of 100220052 is about 10010.9965537902. The cubic root of 100220052 is about 464.4990975691.

Adding to 100220052 its reverse (250022001), we get a palindrome (350242053).

The spelling of 100220052 in words is "one hundred million, two hundred twenty thousand, fifty-two".