1322120011995 has 48 divisors (see below), whose sum is σ = 2366085925632. Its totient is φ = 682244259840.

The previous prime is 1322120011967. The next prime is 1322120012011. The reversal of 1322120011995 is 5991100212231.

It is not a de Polignac number, because 1322120011995 - 2⁷ = 1322120011867 is a prime.

It is a super-2 number, since 2×1322120011995² (a number of 25 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 6870327 + ... + 7060143.

It is an arithmetic number, because the mean of its divisors is an integer number (49293456784).

Almost surely, 2^{1322120011995} is an apocalyptic number.

1322120011995 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

1322120011995 is a deficient number, since it is larger than the sum of its proper divisors (1043965913637).

1322120011995 is a wasteful number, since it uses less digits than its factorization.

1322120011995 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 194852 (or 194849 counting only the distinct ones).

The product of its (nonzero) digits is 9720, while the sum is 36.

The spelling of 1322120011995 in words is "one trillion, three hundred twenty-two billion, one hundred twenty million, eleven thousand, nine hundred ninety-five".