122325203021540 has 24 divisors (see below), whose sum is σ = 256883231552640. Its totient is φ = 48930023073888.

The previous prime is 122325203021509. The next prime is 122325203021611. The reversal of 122325203021540 is 45120302523221.

It is a junction number, because it is equal to n+sod(n) for n = 122325203021497 and 122325203021506.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16283621 + ... + 22578899.

It is an arithmetic number, because the mean of its divisors is an integer number (10703467981360).

Almost surely, 2^{122325203021540} is an apocalyptic number.

122325203021540 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

122325203021540 is an abundant number, since it is smaller than the sum of its proper divisors (134558028531100).

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

122325203021540 is a wasteful number, since it uses less digits than its factorization.

122325203021540 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7266851 (or 7266849 counting only the distinct ones).

The product of its (nonzero) digits is 28800, while the sum is 32.

Adding to 122325203021540 its reverse (45120302523221), we get a palindrome (167445505544761).

The spelling of 122325203021540 in words is "one hundred twenty-two trillion, three hundred twenty-five billion, two hundred three million, twenty-one thousand, five hundred forty".