101250450123542 has 4 divisors (see below), whose sum is σ = 151875675185316. Its totient is φ = 50625225061770.

The previous prime is 101250450123541. The next prime is 101250450123547. The reversal of 101250450123542 is 245321054052101.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (101250450123541) 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 as a sum of consecutive naturals, namely, 25312612530884 + ... + 25312612530887.

It is an arithmetic number, because the mean of its divisors is an integer number (37968918796329).

Almost surely, 2^{101250450123542} is an apocalyptic number.

101250450123542 is a deficient number, since it is larger than the sum of its proper divisors (50625225061774).

101250450123542 is an equidigital number, since it uses as much as digits as its factorization.

101250450123542 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50625225061773.

The product of its (nonzero) digits is 48000, while the sum is 35.

The spelling of 101250450123542 in words is "one hundred one trillion, two hundred fifty billion, four hundred fifty million, one hundred twenty-three thousand, five hundred forty-two".