1222330200100 has 18 divisors (see below), whose sum is σ = 2652456534434. Its totient is φ = 488932080000.

The previous prime is 1222330200073. The next prime is 1222330200103. The reversal of 1222330200100 is 10020332221.

It can be written as a sum of positive squares in 3 ways, for example, as 22656872484 + 1199673327616 = 150522^2 + 1095296^2 .

It is a super-2 number, since 2×1222330200100² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1222330200103) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 6111650901 + ... + 6111651100.

Almost surely, 2^{1222330200100} is an apocalyptic number.

1222330200100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1222330200100 is an abundant number, since it is smaller than the sum of its proper divisors (1430126334334).

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

1222330200100 is a wasteful number, since it uses less digits than its factorization.

1222330200100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12223302015 (or 12223302008 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 16.

Adding to 1222330200100 its reverse (10020332221), we get a palindrome (1232350532321).

The spelling of 1222330200100 in words is "one trillion, two hundred twenty-two billion, three hundred thirty million, two hundred thousand, one hundred".