1322120112001 has 12 divisors (see below), whose sum is σ = 1477826952960. Its totient is φ = 1181050219440.

The previous prime is 1322120111971. The next prime is 1322120112031. The reversal of 1322120112001 is 1002110212231.

It is an interprime number because it is at equal distance from previous prime (1322120111971) and next prime (1322120112031).

It is not a de Polignac number, because 1322120112001 - 2⁹ = 1322120111489 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1322120112031) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 126175341 + ... + 126185818.

It is an arithmetic number, because the mean of its divisors is an integer number (123152246080).

Almost surely, 2^{1322120112001} is an apocalyptic number.

It is an amenable number.

1322120112001 is a deficient number, since it is larger than the sum of its proper divisors (155706840959).

1322120112001 is a wasteful number, since it uses less digits than its factorization.

1322120112001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 252361216 (or 252361203 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 16.

Adding to 1322120112001 its reverse (1002110212231), we get a palindrome (2324230324232).

The spelling of 1322120112001 in words is "one trillion, three hundred twenty-two billion, one hundred twenty million, one hundred twelve thousand, one".