122141420442 has 12 divisors (see below), whose sum is σ = 264639744330. Its totient is φ = 40713806808.

The previous prime is 122141420437. The next prime is 122141420477. The reversal of 122141420442 is 244024141221.

122141420442 is a `hidden beast` number, since 1 + 2 + 2 + 1 + 414 + 204 + 42 = 666.

It can be written as a sum of positive squares in only one way, i.e., 109957896801 + 12183523641 = 331599^2 + 110379^2 .

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, 3392817217 + ... + 3392817252.

Almost surely, 2^122141420442 is an apocalyptic number.

122141420442 is an abundant number, since it is smaller than the sum of its proper divisors (142498323888).

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

122141420442 is a wasteful number, since it uses less digits than its factorization.

122141420442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6785634477 (or 6785634474 counting only the distinct ones).

The product of its (nonzero) digits is 4096, while the sum is 27.

Adding to 122141420442 its reverse (244024141221), we get a palindrome (366165561663).

The spelling of 122141420442 in words is "one hundred twenty-two billion, one hundred forty-one million, four hundred twenty thousand, four hundred forty-two".