10222221300 has 72 divisors (see below), whose sum is σ = 30134383776. Its totient is φ = 2674488960.

The previous prime is 10222221299. The next prime is 10222221307. The reversal of 10222221300 is 312222201.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 10222221300.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10222221307) 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, 305554 + ... + 337353.

It is an arithmetic number, because the mean of its divisors is an integer number (418533108).

Almost surely, 2^10222221300 is an apocalyptic number.

10222221300 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10222221300 is an abundant number, since it is smaller than the sum of its proper divisors (19912162476).

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

10222221300 is a wasteful number, since it uses less digits than its factorization.

10222221300 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 642977 (or 642970 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 15.

Adding to 10222221300 its reverse (312222201), we get a palindrome (10534443501).

Subtracting from 10222221300 its reverse (312222201), we obtain a palindrome (9909999099).

The spelling of 10222221300 in words is "ten billion, two hundred twenty-two million, two hundred twenty-one thousand, three hundred".