55222103412 has 36 divisors (see below), whose sum is σ = 159530521696. Its totient is φ = 15777743760.

The previous prime is 55222103407. The next prime is 55222103429. The reversal of 55222103412 is 21430122255.

55222103412 is a `hidden beast` number, since 552 + 2 + 2 + 103 + 4 + 1 + 2 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 109567414 + ... + 109567917.

Almost surely, 2^55222103412 is an apocalyptic number.

It is an amenable number.

55222103412 is an abundant number, since it is smaller than the sum of its proper divisors (104308418284).

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

55222103412 is a wasteful number, since it uses less digits than its factorization.

55222103412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 219135348 (or 219135343 counting only the distinct ones).

The product of its (nonzero) digits is 4800, while the sum is 27.

Adding to 55222103412 its reverse (21430122255), we get a palindrome (76652225667).

The spelling of 55222103412 in words is "fifty-five billion, two hundred twenty-two million, one hundred three thousand, four hundred twelve".