122305454352 has 30 divisors (see below), whose sum is σ = 342285403902. Its totient is φ = 40768484736.

The previous prime is 122305454309. The next prime is 122305454371. The reversal of 122305454352 is 253454503221.

122305454352 is a `hidden beast` number, since 1 + 2 + 23 + 0 + 545 + 43 + 52 = 666.

It can be written as a sum of positive squares in only one way, i.e., 120870256896 + 1435197456 = 347664^2 + 37884^2 .

It is a Harshad number since it is a multiple of its sum of digits (36).

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 5 ways as a sum of consecutive naturals, for example, 424671573 + ... + 424671860.

Almost surely, 2^122305454352 is an apocalyptic number.

122305454352 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

122305454352 is an abundant number, since it is smaller than the sum of its proper divisors (219979949550).

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

122305454352 is a wasteful number, since it uses less digits than its factorization.

122305454352 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 849343447 (or 849343438 counting only the distinct ones).

The product of its (nonzero) digits is 144000, while the sum is 36.

Adding to 122305454352 its reverse (253454503221), we get a palindrome (375759957573).

The spelling of 122305454352 in words is "one hundred twenty-two billion, three hundred five million, four hundred fifty-four thousand, three hundred fifty-two".