40402021102 has 8 divisors (see below), whose sum is σ = 60627866112. Its totient is φ = 20192732400.

The previous prime is 40402021069. The next prime is 40402021133. The reversal of 40402021102 is 20112020404.

It is a sphenic number, since it is the product of 3 distinct primes.

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 3 ways as a sum of consecutive naturals, for example, 4132974 + ... + 4142737.

It is an arithmetic number, because the mean of its divisors is an integer number (7578483264).

Almost surely, 2^40402021102 is an apocalyptic number.

40402021102 is a deficient number, since it is larger than the sum of its proper divisors (20225845010).

40402021102 is a wasteful number, since it uses less digits than its factorization.

40402021102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8278154.

The product of its (nonzero) digits is 128, while the sum is 16.

Adding to 40402021102 its reverse (20112020404), we get a palindrome (60514041506).

The spelling of 40402021102 in words is "forty billion, four hundred two million, twenty-one thousand, one hundred two".