2203161102012 has 24 divisors (see below), whose sum is σ = 5536148410576. Its totient is φ = 677895723648.

The previous prime is 2203161102001. The next prime is 2203161102017. The reversal of 2203161102012 is 2102011613022.

It is a self number, because there is not a number n which added to its sum of digits gives 2203161102012.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2203161102017) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7061413633 + ... + 7061413944.

Almost surely, 2^{2203161102012} is an apocalyptic number.

It is an amenable number.

2203161102012 is an abundant number, since it is smaller than the sum of its proper divisors (3332987308564).

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

2203161102012 is a wasteful number, since it uses less digits than its factorization.

2203161102012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14122827597 (or 14122827595 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 21.

Adding to 2203161102012 its reverse (2102011613022), we get a palindrome (4305172715034).

The spelling of 2203161102012 in words is "two trillion, two hundred three billion, one hundred sixty-one million, one hundred two thousand, twelve".