20224420211400 has 96 divisors (see below), whose sum is σ = 62768691103200. Its totient is φ = 5386900147200.

The previous prime is 20224420211393. The next prime is 20224420211407. The reversal of 20224420211400 is 411202442202.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (20224420211393) and next prime (20224420211407).

It is a Harshad number since it is a multiple of its sum of digits (24).

It is not an unprimeable number, because it can be changed into a prime (20224420211407) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 19104721 + ... + 20135520.

It is an arithmetic number, because the mean of its divisors is an integer number (653840532325).

Almost surely, 2^{20224420211400} is an apocalyptic number.

20224420211400 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

20224420211400 is an abundant number, since it is smaller than the sum of its proper divisors (42544270891800).

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

20224420211400 is a wasteful number, since it uses less digits than its factorization.

20224420211400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39241119 (or 39241110 counting only the distinct ones).

The product of its (nonzero) digits is 2048, while the sum is 24.

Adding to 20224420211400 its reverse (411202442202), we get a palindrome (20635622653602).

The spelling of 20224420211400 in words is "twenty trillion, two hundred twenty-four billion, four hundred twenty million, two hundred eleven thousand, four hundred".