161050222 has 16 divisors (see below), whose sum is σ = 247560192. Its totient is φ = 78535800.

The previous prime is 161050207. The next prime is 161050229. The reversal of 161050222 is 222050161.

It is a self number, because there is not a number n which added to its sum of digits gives 161050222.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (161050229) 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, 98173 + ... + 99799.

It is an arithmetic number, because the mean of its divisors is an integer number (15472512).

Almost surely, 2^161050222 is an apocalyptic number.

161050222 is a deficient number, since it is larger than the sum of its proper divisors (86509970).

161050222 is a wasteful number, since it uses less digits than its factorization.

161050222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2823.

The product of its (nonzero) digits is 240, while the sum is 19.

The square root of 161050222 is about 12690.5564101815. The cubic root of 161050222 is about 544.0687426646.

The spelling of 161050222 in words is "one hundred sixty-one million, fifty thousand, two hundred twenty-two".