20214421410 has 32 divisors (see below), whose sum is σ = 50079601152. Its totient is φ = 5216624640.

The previous prime is 20214421399. The next prime is 20214421411. The reversal of 20214421410 is 1412441202.

It is not an unprimeable number, because it can be changed into a prime (20214421411) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10867039 + ... + 10868898.

It is an arithmetic number, because the mean of its divisors is an integer number (1564987536).

Almost surely, 2^20214421410 is an apocalyptic number.

20214421410 is an abundant number, since it is smaller than the sum of its proper divisors (29865179742).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

20214421410 is a wasteful number, since it uses less digits than its factorization.

20214421410 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21735978.

The product of its (nonzero) digits is 512, while the sum is 21.

Adding to 20214421410 its reverse (1412441202), we get a palindrome (21626862612).

The spelling of 20214421410 in words is "twenty billion, two hundred fourteen million, four hundred twenty-one thousand, four hundred ten".