2211556622 has 16 divisors (see below), whose sum is σ = 3831788592. Its totient is φ = 946120320.

The previous prime is 2211556603. The next prime is 2211556631. The reversal of 2211556622 is 2266551122.

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 7 ways as a sum of consecutive naturals, for example, 2956253 + ... + 2957000.

It is an arithmetic number, because the mean of its divisors is an integer number (239486787).

Almost surely, 2^2211556622 is an apocalyptic number.

2211556622 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

2211556622 is a deficient number, since it is larger than the sum of its proper divisors (1620231970).

2211556622 is a wasteful number, since it uses less digits than its factorization.

2211556622 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5913283.

The product of its digits is 14400, while the sum is 32.

The square root of 2211556622 is about 47027.1902413912. The cubic root of 2211556622 is about 1302.8648107769.

The spelling of 2211556622 in words is "two billion, two hundred eleven million, five hundred fifty-six thousand, six hundred twenty-two".