1322040121 has 24 divisors (see below), whose sum is σ = 1440180000. Its totient is φ = 1212649920.

The previous prime is 1322040103. The next prime is 1322040143. The reversal of 1322040121 is 1210402231.

It is not a de Polignac number, because 1322040121 - 2⁷ = 1322039993 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1322040095 and 1322040104.

It is not an unprimeable number, because it can be changed into a prime (1322040221) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2649130 + ... + 2649628.

It is an arithmetic number, because the mean of its divisors is an integer number (60007500).

Almost surely, 2^1322040121 is an apocalyptic number.

It is an amenable number.

1322040121 is a deficient number, since it is larger than the sum of its proper divisors (118139879).

1322040121 is a wasteful number, since it uses less digits than its factorization.

1322040121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 757 (or 738 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 16.

The square root of 1322040121 is about 36359.8696504814. The cubic root of 1322040121 is about 1097.5261543884.

Adding to 1322040121 its reverse (1210402231), we get a palindrome (2532442352).

The spelling of 1322040121 in words is "one billion, three hundred twenty-two million, forty thousand, one hundred twenty-one".