551222211300 has 144 divisors (see below), whose sum is σ = 1670358423552. Its totient is φ = 140082307200.

The previous prime is 551222211283. The next prime is 551222211313. The reversal of 551222211300 is 3112222155.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1722507 + ... + 2017293.

Almost surely, 2^551222211300 is an apocalyptic number.

551222211300 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 551222211300, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (835179211776).

551222211300 is an abundant number, since it is smaller than the sum of its proper divisors (1119136212252).

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

551222211300 is a wasteful number, since it uses less digits than its factorization.

551222211300 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 295098 (or 295091 counting only the distinct ones).

The product of its (nonzero) digits is 1200, while the sum is 24.

Adding to 551222211300 its reverse (3112222155), we get a palindrome (554334433455).

The spelling of 551222211300 in words is "five hundred fifty-one billion, two hundred twenty-two million, two hundred eleven thousand, three hundred".