1230440342100 has 36 divisors (see below), whose sum is σ = 3560074057344. Its totient is φ = 328117424480.

The previous prime is 1230440342099. The next prime is 1230440342113. The reversal of 1230440342100 is 12430440321.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2050733604 + ... + 2050734203.

Almost surely, 2^{1230440342100} is an apocalyptic number.

1230440342100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1230440342100 is an abundant number, since it is smaller than the sum of its proper divisors (2329633715244).

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

1230440342100 is a wasteful number, since it uses less digits than its factorization.

1230440342100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4101467824 (or 4101467817 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 24.

Adding to 1230440342100 its reverse (12430440321), we get a palindrome (1242870782421).

The spelling of 1230440342100 in words is "one trillion, two hundred thirty billion, four hundred forty million, three hundred forty-two thousand, one hundred".