20021320034414 has 4 divisors (see below), whose sum is σ = 30031980051624. Its totient is φ = 10010660017206.

The previous prime is 20021320034393. The next prime is 20021320034423. The reversal of 20021320034414 is 41443002312002.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5005330008602 + ... + 5005330008605.

It is an arithmetic number, because the mean of its divisors is an integer number (7507995012906).

Almost surely, 2^{20021320034414} is an apocalyptic number.

20021320034414 is a deficient number, since it is larger than the sum of its proper divisors (10010660017210).

20021320034414 is a wasteful number, since it uses less digits than its factorization.

20021320034414 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10010660017209.

The product of its (nonzero) digits is 4608, while the sum is 26.

Adding to 20021320034414 its reverse (41443002312002), we get a palindrome (61464322346416).

The spelling of 20021320034414 in words is "twenty trillion, twenty-one billion, three hundred twenty million, thirty-four thousand, four hundred fourteen".