101042003502 has 48 divisors (see below), whose sum is σ = 247671994752. Its totient is φ = 30618787320.

The previous prime is 101042003497. The next prime is 101042003603. The reversal of 101042003502 is 205300240101.

101042003502 is a `hidden beast` number, since 10 + 104 + 200 + 350 + 2 = 666.

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 9444898 + ... + 9455589.

It is an arithmetic number, because the mean of its divisors is an integer number (5159833224).

Almost surely, 2^101042003502 is an apocalyptic number.

101042003502 is an abundant number, since it is smaller than the sum of its proper divisors (146629991250).

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

101042003502 is a wasteful number, since it uses less digits than its factorization.

101042003502 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18900515 (or 18900503 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 18.

Adding to 101042003502 its reverse (205300240101), we get a palindrome (306342243603).

The spelling of 101042003502 in words is "one hundred one billion, forty-two million, three thousand, five hundred two".