142211401124 has 48 divisors (see below), whose sum is σ = 275872063488. Its totient is φ = 63733557888.

The previous prime is 142211401121. The next prime is 142211401159. The reversal of 142211401124 is 421104112241.

It is a self number, because there is not a number n which added to its sum of digits gives 142211401124.

It is not an unprimeable number, because it can be changed into a prime (142211401121) 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 in 15 ways as a sum of consecutive naturals, for example, 81302 + ... + 539474.

It is an arithmetic number, because the mean of its divisors is an integer number (5747334656).

Almost surely, 2^142211401124 is an apocalyptic number.

It is an amenable number.

142211401124 is a deficient number, since it is larger than the sum of its proper divisors (133660662364).

142211401124 is a wasteful number, since it uses less digits than its factorization.

142211401124 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 458364 (or 458362 counting only the distinct ones).

The product of its (nonzero) digits is 512, while the sum is 23.

Adding to 142211401124 its reverse (421104112241), we get a palindrome (563315513365).

The spelling of 142211401124 in words is "one hundred forty-two billion, two hundred eleven million, four hundred one thousand, one hundred twenty-four".