1213143222300 has 36 divisors (see below), whose sum is σ = 3510027724056. Its totient is φ = 323504859200.

The previous prime is 1213143222281. The next prime is 1213143222341. The reversal of 1213143222300 is 32223413121.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2021905071 + ... + 2021905670.

Almost surely, 2^{1213143222300} is an apocalyptic number.

1213143222300 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1213143222300 is an abundant number, since it is smaller than the sum of its proper divisors (2296884501756).

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

1213143222300 is a wasteful number, since it uses less digits than its factorization.

1213143222300 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4043810758 (or 4043810751 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 24.

Adding to 1213143222300 its reverse (32223413121), we get a palindrome (1245366635421).

The spelling of 1213143222300 in words is "one trillion, two hundred thirteen billion, one hundred forty-three million, two hundred twenty-two thousand, three hundred".