1322042121 has 8 divisors (see below), whose sum is σ = 1958580960. Its totient is φ = 881361396.

The previous prime is 1322042119. The next prime is 1322042131. The reversal of 1322042121 is 1212402231.

It is a happy number.

1322042121 is a `hidden beast` number, since 1 + 3 + 220 + 421 + 21 = 666.

It is not a de Polignac number, because 1322042121 - 2¹ = 1322042119 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1322042094 and 1322042103.

It is not an unprimeable number, because it can be changed into a prime (1322042101) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 24482235 + ... + 24482288.

It is an arithmetic number, because the mean of its divisors is an integer number (244822620).

Almost surely, 2^1322042121 is an apocalyptic number.

It is an amenable number.

1322042121 is a deficient number, since it is larger than the sum of its proper divisors (636538839).

1322042121 is an equidigital number, since it uses as much as digits as its factorization.

1322042121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48964532 (or 48964526 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

The square root of 1322042121 is about 36359.8971533199. The cubic root of 1322042121 is about 1097.5267078388.

Adding to 1322042121 its reverse (1212402231), we get a palindrome (2534444352).

The spelling of 1322042121 in words is "one billion, three hundred twenty-two million, forty-two thousand, one hundred twenty-one".