122020405113532 has 24 divisors (see below), whose sum is σ = 213731932662864. Its totient is φ = 60954146497152.

The previous prime is 122020405113517. The next prime is 122020405113559. The reversal of 122020405113532 is 235311504020221.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 122020405113494 and 122020405113503.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 61589238 + ... + 63539554.

It is an arithmetic number, because the mean of its divisors is an integer number (8905497194286).

Almost surely, 2^{122020405113532} is an apocalyptic number.

It is an amenable number.

122020405113532 is a deficient number, since it is larger than the sum of its proper divisors (91711527549332).

122020405113532 is a wasteful number, since it uses less digits than its factorization.

122020405113532 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1964685 (or 1964683 counting only the distinct ones).

The product of its (nonzero) digits is 14400, while the sum is 31.

Adding to 122020405113532 its reverse (235311504020221), we get a palindrome (357331909133753).

The spelling of 122020405113532 in words is "one hundred twenty-two trillion, twenty billion, four hundred five million, one hundred thirteen thousand, five hundred thirty-two".