1081500222 has 16 divisors (see below), whose sum is σ = 2359636992. Its totient is φ = 327727320.

The previous prime is 1081500191. The next prime is 1081500229. The reversal of 1081500222 is 2220051801.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1081500229) 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, 8193118 + ... + 8193249.

It is an arithmetic number, because the mean of its divisors is an integer number (147477312).

Almost surely, 2^1081500222 is an apocalyptic number.

1081500222 is an abundant number, since it is smaller than the sum of its proper divisors (1278136770).

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

1081500222 is a wasteful number, since it uses less digits than its factorization.

1081500222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16386383.

The product of its (nonzero) digits is 320, while the sum is 21.

The square root of 1081500222 is about 32886.1706800898. The cubic root of 1081500222 is about 1026.4604118237.

The spelling of 1081500222 in words is "one billion, eighty-one million, five hundred thousand, two hundred twenty-two".