101210221300 has 18 divisors (see below), whose sum is σ = 219626180438. Its totient is φ = 40484088480.

The previous prime is 101210221291. The next prime is 101210221337. The reversal of 101210221300 is 3122012101.

It can be written as a sum of positive squares in 3 ways, for example, as 212110096 + 100998111204 = 14564^2 + 317802^2 .

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 506051007 + ... + 506051206.

Almost surely, 2^101210221300 is an apocalyptic number.

101210221300 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

101210221300 is an abundant number, since it is smaller than the sum of its proper divisors (118415959138).

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

101210221300 is a wasteful number, since it uses less digits than its factorization.

101210221300 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1012102227 (or 1012102220 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 13.

Adding to 101210221300 its reverse (3122012101), we get a palindrome (104332233401).

The spelling of 101210221300 in words is "one hundred one billion, two hundred ten million, two hundred twenty-one thousand, three hundred".