1042340203212 has 96 divisors (see below), whose sum is σ = 3136823262720. Its totient is φ = 261401925120.

The previous prime is 1042340203207. The next prime is 1042340203259. The reversal of 1042340203212 is 2123020432401.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 19422753 + ... + 19476344.

It is an arithmetic number, because the mean of its divisors is an integer number (32675242320).

Almost surely, 2^{1042340203212} is an apocalyptic number.

1042340203212 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1042340203212 is an abundant number, since it is smaller than the sum of its proper divisors (2094483059508).

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

1042340203212 is a wasteful number, since it uses less digits than its factorization.

1042340203212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38899151 (or 38899149 counting only the distinct ones).

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

Adding to 1042340203212 its reverse (2123020432401), we get a palindrome (3165360635613).

The spelling of 1042340203212 in words is "one trillion, forty-two billion, three hundred forty million, two hundred three thousand, two hundred twelve".