1322166203611 has 4 divisors (see below), whose sum is σ = 1442363131224. Its totient is φ = 1201969276000.

The previous prime is 1322166203597. The next prime is 1322166203629. The reversal of 1322166203611 is 1163026612231.

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

It is a cyclic number.

It is not a de Polignac number, because 1322166203611 - 2¹⁹ = 1322165679323 is a prime.

It is a super-2 number, since 2×1322166203611² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1322166203671) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 60098463790 + ... + 60098463811.

It is an arithmetic number, because the mean of its divisors is an integer number (360590782806).

Almost surely, 2^{1322166203611} is an apocalyptic number.

1322166203611 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

1322166203611 is a deficient number, since it is larger than the sum of its proper divisors (120196927613).

1322166203611 is a wasteful number, since it uses less digits than its factorization.

1322166203611 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 120196927612.

The product of its (nonzero) digits is 15552, while the sum is 34.

The spelling of 1322166203611 in words is "one trillion, three hundred twenty-two billion, one hundred sixty-six million, two hundred three thousand, six hundred eleven".