1171662443222 has 4 divisors (see below), whose sum is σ = 1757493664836. Its totient is φ = 585831221610.

The previous prime is 1171662443221. The next prime is 1171662443291. The reversal of 1171662443222 is 2223442661711.

It is a semiprime because it is the product of two primes.

It is a self number, because there is not a number n which added to its sum of digits gives 1171662443222.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1171662443221) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 292915610804 + ... + 292915610807.

It is an arithmetic number, because the mean of its divisors is an integer number (439373416209).

Almost surely, 2^{1171662443222} is an apocalyptic number.

1171662443222 is a deficient number, since it is larger than the sum of its proper divisors (585831221614).

1171662443222 is an equidigital number, since it uses as much as digits as its factorization.

1171662443222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 585831221613.

The product of its digits is 193536, while the sum is 41.

The spelling of 1171662443222 in words is "one trillion, one hundred seventy-one billion, six hundred sixty-two million, four hundred forty-three thousand, two hundred twenty-two".