210401004422 has 32 divisors (see below), whose sum is σ = 364254753600. Its totient is φ = 89283853440.

The previous prime is 210401004419. The next prime is 210401004427. The reversal of 210401004422 is 224400104012.

It is a junction number, because it is equal to n+sod(n) for n = 210401004394 and 210401004403.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (210401004427) 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, 502172 + ... + 820352.

It is an arithmetic number, because the mean of its divisors is an integer number (11382961050).

Almost surely, 2^210401004422 is an apocalyptic number.

210401004422 is a deficient number, since it is larger than the sum of its proper divisors (153853749178).

210401004422 is a wasteful number, since it uses less digits than its factorization.

210401004422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 318656.

The product of its (nonzero) digits is 512, while the sum is 20.

Adding to 210401004422 its reverse (224400104012), we get a palindrome (434801108434).

The spelling of 210401004422 in words is "two hundred ten billion, four hundred one million, four thousand, four hundred twenty-two".