1302221104 has 80 divisors (see below), whose sum is σ = 2687685120. Its totient is φ = 610202880.

The previous prime is 1302221099. The next prime is 1302221117. The reversal of 1302221104 is 4011222031.

It is a Harshad number since it is a multiple of its sum of digits (16).

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, 4601347 + ... + 4601629.

It is an arithmetic number, because the mean of its divisors is an integer number (33596064).

Almost surely, 2^1302221104 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1302221104, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1343842560).

1302221104 is an abundant number, since it is smaller than the sum of its proper divisors (1385464016).

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

1302221104 is a wasteful number, since it uses less digits than its factorization.

1302221104 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 578 (or 572 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 16.

The square root of 1302221104 is about 36086.3007802130. The cubic root of 1302221104 is about 1092.0140927663.

Adding to 1302221104 its reverse (4011222031), we get a palindrome (5313443135).

The spelling of 1302221104 in words is "one billion, three hundred two million, two hundred twenty-one thousand, one hundred four".