21210022300010 has 16 divisors (see below), whose sum is σ = 38825125567200. Its totient is φ = 8340212158416.

The previous prime is 21210022300009. The next prime is 21210022300079. The reversal of 21210022300010 is 1000322001212.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17974594580 + ... + 17974595759.

It is an arithmetic number, because the mean of its divisors is an integer number (2426570347950).

Almost surely, 2^{21210022300010} is an apocalyptic number.

21210022300010 is a deficient number, since it is larger than the sum of its proper divisors (17615103267190).

21210022300010 is a wasteful number, since it uses less digits than its factorization.

21210022300010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35949190405.

The product of its (nonzero) digits is 48, while the sum is 14.

Adding to 21210022300010 its reverse (1000322001212), we get a palindrome (22210344301222).

The spelling of 21210022300010 in words is "twenty-one trillion, two hundred ten billion, twenty-two million, three hundred thousand, ten".