1222310230100 has 36 divisors (see below), whose sum is σ = 2655214263744. Its totient is φ = 488407766880.

The previous prime is 1222310230079. The next prime is 1222310230109. The reversal of 1222310230100 is 10320132221.

It is a super-2 number, since 2×1222310230100² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1222310230109) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 6358892 + ... + 6548291.

Almost surely, 2^{1222310230100} is an apocalyptic number.

1222310230100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1222310230100 is an abundant number, since it is smaller than the sum of its proper divisors (1432904033644).

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

1222310230100 is a wasteful number, since it uses less digits than its factorization.

1222310230100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12908144 (or 12908137 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 17.

Adding to 1222310230100 its reverse (10320132221), we get a palindrome (1232630362321).

The spelling of 1222310230100 in words is "one trillion, two hundred twenty-two billion, three hundred ten million, two hundred thirty thousand, one hundred".