2222555500000 has 336 divisors, whose sum is σ = 6027310036944. Its totient is φ = 800000000000.

The previous prime is 2222555499863. The next prime is 2222555500013. The reversal of 2222555500000 is 55552222.

It is a zygodrome in base 10.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 55 ways as a sum of consecutive naturals, for example, 555498000 + ... + 555502000.

It is an arithmetic number, because the mean of its divisors is an integer number (17938422729).

Almost surely, 2^{2222555500000} is an apocalyptic number.

2222555500000 is a gapful number since it is divisible by the number (20) 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 2222555500000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3013655018472).

2222555500000 is an abundant number, since it is smaller than the sum of its proper divisors (3804754536944).

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

2222555500000 is an equidigital number, since it uses as much as digits as its factorization.

2222555500000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4153 (or 4120 counting only the distinct ones).

The product of its (nonzero) digits is 10000, while the sum is 28.

It can be divided in two parts, 2222 and 555500000, that multiplied together give a square (1234321000000 = 1111000²).

The spelling of 2222555500000 in words is "two trillion, two hundred twenty-two billion, five hundred fifty-five million, five hundred thousand".