142511422131 has 12 divisors (see below), whose sum is σ = 221684434608. Its totient is φ = 87699336624.

The previous prime is 142511422129. The next prime is 142511422133. The reversal of 142511422131 is 131224115241.

142511422131 is a `hidden beast` number, since 1 + 425 + 1 + 14 + 221 + 3 + 1 = 666.

It is an interprime number because it is at equal distance from previous prime (142511422129) and next prime (142511422133).

It is not a de Polignac number, because 142511422131 - 2¹ = 142511422129 is a prime.

It is a super-2 number, since 2×142511422131² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 142511422095 and 142511422104.

It is not an unprimeable number, because it can be changed into a prime (142511422133) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 609023055 + ... + 609023288.

It is an arithmetic number, because the mean of its divisors is an integer number (18473702884).

Almost surely, 2^142511422131 is an apocalyptic number.

142511422131 is a deficient number, since it is larger than the sum of its proper divisors (79173012477).

142511422131 is a wasteful number, since it uses less digits than its factorization.

142511422131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1218046362 (or 1218046359 counting only the distinct ones).

The product of its digits is 1920, while the sum is 27.

Adding to 142511422131 its reverse (131224115241), we get a palindrome (273735537372).

The spelling of 142511422131 in words is "one hundred forty-two billion, five hundred eleven million, four hundred twenty-two thousand, one hundred thirty-one".