100140241442 has 4 divisors (see below), whose sum is σ = 150210362166. Its totient is φ = 50070120720.

The previous prime is 100140241387. The next prime is 100140241469. The reversal of 100140241442 is 244142041001.

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

It can be written as a sum of positive squares in only one way, i.e., 56216884201 + 43923357241 = 237101^2 + 209579^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25035060359 + ... + 25035060362.

Almost surely, 2^100140241442 is an apocalyptic number.

100140241442 is a deficient number, since it is larger than the sum of its proper divisors (50070120724).

100140241442 is an equidigital number, since it uses as much as digits as its factorization.

100140241442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50070120723.

The product of its (nonzero) digits is 1024, while the sum is 23.

Adding to 100140241442 its reverse (244142041001), we get a palindrome (344282282443).

The spelling of 100140241442 in words is "one hundred billion, one hundred forty million, two hundred forty-one thousand, four hundred forty-two".