122122223021320 has 16 divisors (see below), whose sum is σ = 274775001798060. Its totient is φ = 48848889208512.

The previous prime is 122122223021317. The next prime is 122122223021327. The reversal of 122122223021320 is 23120322221221.

It can be written as a sum of positive squares in 2 ways, for example, as 120887782030404 + 1234440990916 = 10994898^2 + 1111054^2 .

It is not an unprimeable number, because it can be changed into a prime (122122223021327) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1526527787727 + ... + 1526527787806.

Almost surely, 2^{122122223021320} is an apocalyptic number.

122122223021320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

122122223021320 is an abundant number, since it is smaller than the sum of its proper divisors (152652778776740).

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

122122223021320 is a wasteful number, since it uses less digits than its factorization.

122122223021320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3053055575544 (or 3053055575540 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 25.

Adding to 122122223021320 its reverse (23120322221221), we get a palindrome (145242545242541).

The spelling of 122122223021320 in words is "one hundred twenty-two trillion, one hundred twenty-two billion, two hundred twenty-three million, twenty-one thousand, three hundred twenty".