1204100142312 has 64 divisors (see below), whose sum is σ = 3188033484480. Its totient is φ = 377672809472.

The previous prime is 1204100142307. The next prime is 1204100142451. The reversal of 1204100142312 is 2132410014021.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1519138 + ... + 2171630.

It is an arithmetic number, because the mean of its divisors is an integer number (49813023195).

Almost surely, 2^{1204100142312} is an apocalyptic number.

1204100142312 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1204100142312 is an abundant number, since it is smaller than the sum of its proper divisors (1983933342168).

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

1204100142312 is a wasteful number, since it uses less digits than its factorization.

1204100142312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 657042 (or 657038 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 21.

Adding to 1204100142312 its reverse (2132410014021), we get a palindrome (3336510156333).

The spelling of 1204100142312 in words is "one trillion, two hundred four billion, one hundred million, one hundred forty-two thousand, three hundred twelve".