122530145750 has 16 divisors (see below), whose sum is σ = 229376433312. Its totient is φ = 49012058200.

The previous prime is 122530145707. The next prime is 122530145753. The reversal of 122530145750 is 57541035221.

It is a self number, because there is not a number n which added to its sum of digits gives 122530145750.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (122530145753) 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, 245060042 + ... + 245060541.

It is an arithmetic number, because the mean of its divisors is an integer number (14336027082).

Almost surely, 2^122530145750 is an apocalyptic number.

122530145750 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

122530145750 is a deficient number, since it is larger than the sum of its proper divisors (106846287562).

122530145750 is an equidigital number, since it uses as much as digits as its factorization.

122530145750 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 490120600 (or 490120590 counting only the distinct ones).

The product of its (nonzero) digits is 42000, while the sum is 35.

The spelling of 122530145750 in words is "one hundred twenty-two billion, five hundred thirty million, one hundred forty-five thousand, seven hundred fifty".