101045011042 has 4 divisors (see below), whose sum is σ = 151567516566. Its totient is φ = 50522505520.

The previous prime is 101045011033. The next prime is 101045011061. The reversal of 101045011042 is 240110540101.

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., 82231871121 + 18813139921 = 286761^2 + 137161^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25261252759 + ... + 25261252762.

Almost surely, 2^101045011042 is an apocalyptic number.

101045011042 is a deficient number, since it is larger than the sum of its proper divisors (50522505524).

101045011042 is an equidigital number, since it uses as much as digits as its factorization.

101045011042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50522505523.

The product of its (nonzero) digits is 160, while the sum is 19.

Adding to 101045011042 its reverse (240110540101), we get a palindrome (341155551143).

The spelling of 101045011042 in words is "one hundred one billion, forty-five million, eleven thousand, forty-two".