1322121442120 has 96 divisors (see below), whose sum is σ = 3033940769280. Its totient is φ = 518489180160.

The previous prime is 1322121442079. The next prime is 1322121442123. The reversal of 1322121442120 is 212441212231.

It is not an unprimeable number, because it can be changed into a prime (1322121442123) 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, 40254105 + ... + 40286935.

It is an arithmetic number, because the mean of its divisors is an integer number (31603549680).

Almost surely, 2^{1322121442120} is an apocalyptic number.

1322121442120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1322121442120 is an abundant number, since it is smaller than the sum of its proper divisors (1711819327160).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1322121442120 is a wasteful number, since it uses less digits than its factorization.

1322121442120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33143 (or 33042 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 25.

Adding to 1322121442120 its reverse (212441212231), we get a palindrome (1534562654351).

The spelling of 1322121442120 in words is "one trillion, three hundred twenty-two billion, one hundred twenty-one million, four hundred forty-two thousand, one hundred twenty".