100142531501 has 2 divisors, whose sum is σ = 100142531502. Its totient is φ = 100142531500.

The previous prime is 100142531429. The next prime is 100142531527. The reversal of 100142531501 is 105135241001.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 93629880100 + 6512651401 = 305990^2 + 80701^2 .

It is a cyclic number.

It is not a de Polignac number, because 100142531501 - 2²² = 100138337197 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (100142531591) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50071265750 + 50071265751.

It is an arithmetic number, because the mean of its divisors is an integer number (50071265751).

Almost surely, 2^100142531501 is an apocalyptic number.

It is an amenable number.

100142531501 is a deficient number, since it is larger than the sum of its proper divisors (1).

100142531501 is an equidigital number, since it uses as much as digits as its factorization.

100142531501 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 600, while the sum is 23.

Adding to 100142531501 its reverse (105135241001), we get a palindrome (205277772502).

The spelling of 100142531501 in words is "one hundred billion, one hundred forty-two million, five hundred thirty-one thousand, five hundred one".