20214404231402 has 16 divisors (see below), whose sum is σ = 30406860708480. Its totient is φ = 10078785464592.

The previous prime is 20214404231387. The next prime is 20214404231407. The reversal of 20214404231402 is 20413240441202.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (20214404231407) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 28791728 + ... + 29485460.

It is an arithmetic number, because the mean of its divisors is an integer number (1900428794280).

Almost surely, 2^{20214404231402} is an apocalyptic number.

20214404231402 is a deficient number, since it is larger than the sum of its proper divisors (10192456477078).

20214404231402 is a wasteful number, since it uses less digits than its factorization.

20214404231402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 734677.

The product of its (nonzero) digits is 12288, while the sum is 29.

Adding to 20214404231402 its reverse (20413240441202), we get a palindrome (40627644672604).

The spelling of 20214404231402 in words is "twenty trillion, two hundred fourteen billion, four hundred four million, two hundred thirty-one thousand, four hundred two".