1143030021100 has 54 divisors (see below), whose sum is σ = 2726362792412. Its totient is φ = 415647276000.

The previous prime is 1143030021061. The next prime is 1143030021103. The reversal of 1143030021100 is 11200303411.

It is not an unprimeable number, because it can be changed into a prime (1143030021103) by changing a digit.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 47220546 + ... + 47244745.

Almost surely, 2^{1143030021100} is an apocalyptic number.

1143030021100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1143030021100 is an abundant number, since it is smaller than the sum of its proper divisors (1583332771312).

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

1143030021100 is a wasteful number, since it uses less digits than its factorization.

1143030021100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 94465327 (or 94465309 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 16.

Adding to 1143030021100 its reverse (11200303411), we get a palindrome (1154230324511).

The spelling of 1143030021100 in words is "one trillion, one hundred forty-three billion, thirty million, twenty-one thousand, one hundred".