101003220012042 has 40 divisors (see below), whose sum is σ = 226323077148036. Its totient is φ = 33667584234048.

The previous prime is 101003220012031. The next prime is 101003220012043. The reversal of 101003220012042 is 240210022300101.

It is a happy number.

101003220012042 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 86219971691841 + 14783248320201 = 9285471^2 + 3844899^2 .

It is a Harshad number since it is a multiple of its sum of digits (18).

It is not an unprimeable number, because it can be changed into a prime (101003220012043) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 36799948 + ... + 39449240.

Almost surely, 2^{101003220012042} is an apocalyptic number.

101003220012042 is an abundant number, since it is smaller than the sum of its proper divisors (125319857135994).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

101003220012042 is a wasteful number, since it uses less digits than its factorization.

101003220012042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2884644 (or 2884635 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

Adding to 101003220012042 its reverse (240210022300101), we get a palindrome (341213242312143).

The spelling of 101003220012042 in words is "one hundred one trillion, three billion, two hundred twenty million, twelve thousand, forty-two".