55100202 has 32 divisors (see below), whose sum is σ = 112861824. Its totient is φ = 17928000.

The previous prime is 55100191. The next prime is 55100219. The reversal of 55100202 is 20200155.

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 15 ways as a sum of consecutive naturals, for example, 54768 + ... + 55764.

It is an arithmetic number, because the mean of its divisors is an integer number (3526932).

Almost surely, 2^55100202 is an apocalyptic number.

55100202 is an abundant number, since it is smaller than the sum of its proper divisors (57761622).

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

55100202 is a wasteful number, since it uses less digits than its factorization.

55100202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1214.

The product of its (nonzero) digits is 100, while the sum is 15.

The square root of 55100202 is about 7422.9510304191. The cubic root of 55100202 is about 380.5260535079.

Adding to 55100202 its reverse (20200155), we get a palindrome (75300357).

The spelling of 55100202 in words is "fifty-five million, one hundred thousand, two hundred two".