1202000100312 has 64 divisors (see below), whose sum is σ = 3281154946560. Its totient is φ = 363912137600.

The previous prime is 1202000100299. The next prime is 1202000100341. The reversal of 1202000100312 is 2130010002021.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1772739 + ... + 2355122.

It is an arithmetic number, because the mean of its divisors is an integer number (51268046040).

Almost surely, 2^{1202000100312} is an apocalyptic number.

1202000100312 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1202000100312 is an abundant number, since it is smaller than the sum of its proper divisors (2079154846248).

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

1202000100312 is a wasteful number, since it uses less digits than its factorization.

1202000100312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4128984 (or 4128980 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 12.

Adding to 1202000100312 its reverse (2130010002021), we get a palindrome (3332010102333).

The spelling of 1202000100312 in words is "one trillion, two hundred two billion, one hundred thousand, three hundred twelve".