1023880221 has 48 divisors (see below), whose sum is σ = 1824810624. Its totient is φ = 538710912.

The previous prime is 1023880219. The next prime is 1023880237. The reversal of 1023880221 is 1220883201.

1023880221 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 1023880221 - 2¹ = 1023880219 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1023880271) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 381135 + ... + 383811.

It is an arithmetic number, because the mean of its divisors is an integer number (38016888).

Almost surely, 2^1023880221 is an apocalyptic number.

It is an amenable number.

1023880221 is a deficient number, since it is larger than the sum of its proper divisors (800930403).

1023880221 is a wasteful number, since it uses less digits than its factorization.

1023880221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3170 (or 3167 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 27.

The square root of 1023880221 is about 31998.1283983923. The cubic root of 1023880221 is about 1007.8975383617.

The spelling of 1023880221 in words is "one billion, twenty-three million, eight hundred eighty thousand, two hundred twenty-one".