142120333444131 has 24 divisors (see below), whose sum is σ = 238457431712864. Its totient is φ = 79880281090560.

The previous prime is 142120333444121. The next prime is 142120333444151. The reversal of 142120333444131 is 131444333021241.

142120333444131 is a `hidden beast` number, since 1 + 4 + 2 + 1 + 203 + 3 + 3 + 4 + 441 + 3 + 1 = 666.

It is not a de Polignac number, because 142120333444131 - 2¹⁸ = 142120333181987 is a prime.

It is a super-2 number, since 2×142120333444131² (a number of 29 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (142120333444121) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 18490801966 + ... + 18490809651.

Almost surely, 2^{142120333444131} is an apocalyptic number.

142120333444131 is a deficient number, since it is larger than the sum of its proper divisors (96337098268733).

142120333444131 is a wasteful number, since it uses less digits than its factorization.

142120333444131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36981611691 (or 36981611688 counting only the distinct ones).

The product of its (nonzero) digits is 82944, while the sum is 36.

Adding to 142120333444131 its reverse (131444333021241), we get a palindrome (273564666465372).

The spelling of 142120333444131 in words is "one hundred forty-two trillion, one hundred twenty billion, three hundred thirty-three million, four hundred forty-four thousand, one hundred thirty-one".