20002042402 has 8 divisors (see below), whose sum is σ = 30020242896. Its totient is φ = 9995294772.

The previous prime is 20002042399. The next prime is 20002042433. The reversal of 20002042402 is 20424020002.

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2858848 + ... + 2865835.

It is an arithmetic number, because the mean of its divisors is an integer number (3752530362).

Almost surely, 2^20002042402 is an apocalyptic number.

20002042402 is a deficient number, since it is larger than the sum of its proper divisors (10018200494).

20002042402 is a wasteful number, since it uses less digits than its factorization.

20002042402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5726432.

The product of its (nonzero) digits is 256, while the sum is 16.

Adding to 20002042402 its reverse (20424020002), we get a palindrome (40426062404).

It can be divided in two parts, 2000 and 2042402, that added together give a palindrome (2044402).

The spelling of 20002042402 in words is "twenty billion, two million, forty-two thousand, four hundred two".