2103312201012 has 36 divisors (see below), whose sum is σ = 5800042737216. Its totient is φ = 637367333520.

The previous prime is 2103312200953. The next prime is 2103312201013. The reversal of 2103312201012 is 2101022133012.

2103312201012 is a `hidden beast` number, since 2 + 10 + 331 + 220 + 101 + 2 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2103312201013) by changing a digit.

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, 2655696828 + ... + 2655697619.

It is an arithmetic number, because the mean of its divisors is an integer number (161112298256).

Almost surely, 2^{2103312201012} is an apocalyptic number.

2103312201012 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

2103312201012 is an abundant number, since it is smaller than the sum of its proper divisors (3696730536204).

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

2103312201012 is a wasteful number, since it uses less digits than its factorization.

2103312201012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5311394468 (or 5311394463 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

Adding to 2103312201012 its reverse (2101022133012), we get a palindrome (4204334334024).

It can be divided in two parts, 2103312 and 201012, that added together give a square (2304324 = 1518²).

The spelling of 2103312201012 in words is "two trillion, one hundred three billion, three hundred twelve million, two hundred one thousand, twelve".