142330204157 has 2 divisors, whose sum is σ = 142330204158. Its totient is φ = 142330204156.

The previous prime is 142330204129. The next prime is 142330204169. The reversal of 142330204157 is 751402033241.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 140554508836 + 1775695321 = 374906^2 + 42139^2 .

It is a cyclic number.

It is not a de Polignac number, because 142330204157 - 2²⁰ = 142329155581 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (142330204187) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 71165102078 + 71165102079.

It is an arithmetic number, because the mean of its divisors is an integer number (71165102079).

Almost surely, 2^142330204157 is an apocalyptic number.

It is an amenable number.

142330204157 is a deficient number, since it is larger than the sum of its proper divisors (1).

142330204157 is an equidigital number, since it uses as much as digits as its factorization.

142330204157 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 20160, while the sum is 32.

Adding to 142330204157 its reverse (751402033241), we get a palindrome (893732237398).

The spelling of 142330204157 in words is "one hundred forty-two billion, three hundred thirty million, two hundred four thousand, one hundred fifty-seven".