20113042202402 has 8 divisors (see below), whose sum is σ = 30276928298412. Its totient is φ = 10020732769600.

The previous prime is 20113042202387. The next prime is 20113042202419. The reversal of 20113042202402 is 20420224031102.

It can be written as a sum of positive squares in 2 ways, for example, as 18738518097601 + 1374524104801 = 4328801^2 + 1172401^2 .

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, 17894165099 + ... + 17894166222.

Almost surely, 2^{20113042202402} is an apocalyptic number.

20113042202402 is a deficient number, since it is larger than the sum of its proper divisors (10163886096010).

20113042202402 is a wasteful number, since it uses less digits than its factorization.

20113042202402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35788331604.

The product of its (nonzero) digits is 1536, while the sum is 23.

Adding to 20113042202402 its reverse (20420224031102), we get a palindrome (40533266233504).

The spelling of 20113042202402 in words is "twenty trillion, one hundred thirteen billion, forty-two million, two hundred two thousand, four hundred two".