100122852 has 12 divisors (see below), whose sum is σ = 233620016. Its totient is φ = 33374280.

The previous prime is 100122833. The next prime is 100122881. The reversal of 100122852 is 258221001.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (12).

It is a super-2 number, since 2×100122852² = 20049170985227808, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4171774 + ... + 4171797.

Almost surely, 2^100122852 is an apocalyptic number.

100122852 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

100122852 is an abundant number, since it is smaller than the sum of its proper divisors (133497164).

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

100122852 is a wasteful number, since it uses less digits than its factorization.

100122852 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8343578 (or 8343576 counting only the distinct ones).

The product of its (nonzero) digits is 320, while the sum is 21.

The square root of 100122852 is about 10006.1407145812. The cubic root of 100122852 is about 464.3488817340.

Adding to 100122852 its reverse (258221001), we get a palindrome (358343853).

The spelling of 100122852 in words is "one hundred million, one hundred twenty-two thousand, eight hundred fifty-two".