142122411304 has 8 divisors (see below), whose sum is σ = 266479521210. Its totient is φ = 71061205648.

The previous prime is 142122411283. The next prime is 142122411307. The reversal of 142122411304 is 403114221241.

It can be written as a sum of positive squares in only one way, i.e., 107302104900 + 34820306404 = 327570^2 + 186602^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is not an unprimeable number, because it can be changed into a prime (142122411307) by changing a digit.

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 as a sum of consecutive naturals, namely, 8882650699 + ... + 8882650714.

Almost surely, 2^142122411304 is an apocalyptic number.

It is an amenable number.

142122411304 is a deficient number, since it is larger than the sum of its proper divisors (124357109906).

142122411304 is a wasteful number, since it uses less digits than its factorization.

142122411304 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17765301419 (or 17765301415 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 25.

Adding to 142122411304 its reverse (403114221241), we get a palindrome (545236632545).

The spelling of 142122411304 in words is "one hundred forty-two billion, one hundred twenty-two million, four hundred eleven thousand, three hundred four".