1880163313221 has 4 divisors (see below), whose sum is σ = 2506884417632. Its totient is φ = 1253442208812.

The previous prime is 1880163313211. The next prime is 1880163313243. The reversal of 1880163313221 is 1223133610881.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 1880163313221 - 2¹³ = 1880163305029 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1880163313221.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1880163313211) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 313360552201 + ... + 313360552206.

It is an arithmetic number, because the mean of its divisors is an integer number (626721104408).

Almost surely, 2^{1880163313221} is an apocalyptic number.

It is an amenable number.

1880163313221 is a deficient number, since it is larger than the sum of its proper divisors (626721104411).

1880163313221 is an equidigital number, since it uses as much as digits as its factorization.

1880163313221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 626721104410.

The product of its (nonzero) digits is 41472, while the sum is 39.

The spelling of 1880163313221 in words is "one trillion, eight hundred eighty billion, one hundred sixty-three million, three hundred thirteen thousand, two hundred twenty-one".