122045543040 has 64 divisors (see below), whose sum is σ = 389020174560. Its totient is φ = 32545477632.

The previous prime is 122045543033. The next prime is 122045543051. The reversal of 122045543040 is 40345540221.

It is a tau number, because it is divible by the number of its divisors (64).

It is a super-2 number, since 2×122045543040² (a number of 23 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a junction number, because it is equal to n+sod(n) for n = 122045542989 and 122045543007.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 31780774 + ... + 31784613.

Almost surely, 2^122045543040 is an apocalyptic number.

122045543040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

122045543040 is an abundant number, since it is smaller than the sum of its proper divisors (266974631520).

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

122045543040 is an equidigital number, since it uses as much as digits as its factorization.

122045543040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 63565409 (or 63565397 counting only the distinct ones).

The product of its (nonzero) digits is 19200, while the sum is 30.

The spelling of 122045543040 in words is "one hundred twenty-two billion, forty-five million, five hundred forty-three thousand, forty".