20204214142390 has 32 divisors (see below), whose sum is σ = 37277754837120. Its totient is φ = 7879670822400.

The previous prime is 20204214142201. The next prime is 20204214142391. The reversal of 20204214142390 is 9324141240202.

It is a super-2 number, since 2×20204214142390² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20204214142391) 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 15 ways as a sum of consecutive naturals, for example, 14653726 + ... + 15973105.

It is an arithmetic number, because the mean of its divisors is an integer number (1164929838660).

Almost surely, 2^{20204214142390} is an apocalyptic number.

20204214142390 is a deficient number, since it is larger than the sum of its proper divisors (17073540694730).

20204214142390 is a wasteful number, since it uses less digits than its factorization.

20204214142390 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30628488.

The product of its (nonzero) digits is 27648, while the sum is 34.

Adding to 20204214142390 its reverse (9324141240202), we get a palindrome (29528355382592).

The spelling of 20204214142390 in words is "twenty trillion, two hundred four billion, two hundred fourteen million, one hundred forty-two thousand, three hundred ninety".