142131224093 has 2 divisors, whose sum is σ = 142131224094. Its totient is φ = 142131224092.

The previous prime is 142131224089. The next prime is 142131224149. The reversal of 142131224093 is 390422131241.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 83158987129 + 58972236964 = 288373^2 + 242842^2 .

It is a cyclic number.

It is not a de Polignac number, because 142131224093 - 2² = 142131224089 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (142131224693) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 71065612046 + 71065612047.

It is an arithmetic number, because the mean of its divisors is an integer number (71065612047).

Almost surely, 2^142131224093 is an apocalyptic number.

It is an amenable number.

142131224093 is a deficient number, since it is larger than the sum of its proper divisors (1).

142131224093 is an equidigital number, since it uses as much as digits as its factorization.

142131224093 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 10368, while the sum is 32.

The spelling of 142131224093 in words is "one hundred forty-two billion, one hundred thirty-one million, two hundred twenty-four thousand, ninety-three".