10211221300 has 72 divisors (see below), whose sum is σ = 26656696640. Its totient is φ = 3316723200.

The previous prime is 10211221297. The next prime is 10211221303. The reversal of 10211221300 is 312211201.

It is an interprime number because it is at equal distance from previous prime (10211221297) and next prime (10211221303).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10211221303) 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, 370581 + ... + 397180.

Almost surely, 2^10211221300 is an apocalyptic number.

10211221300 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10211221300 is an abundant number, since it is smaller than the sum of its proper divisors (16445475340).

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

10211221300 is a wasteful number, since it uses less digits than its factorization.

10211221300 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 767801 (or 767794 counting only the distinct ones).

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

Adding to 10211221300 its reverse (312211201), we get a palindrome (10523432501).

The spelling of 10211221300 in words is "ten billion, two hundred eleven million, two hundred twenty-one thousand, three hundred".