1202023166 has 16 divisors (see below), whose sum is σ = 1835222400. Its totient is φ = 590300568.

The previous prime is 1202023159. The next prime is 1202023169. The reversal of 1202023166 is 6613202021.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1202023169) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 151781 + ... + 159503.

It is an arithmetic number, because the mean of its divisors is an integer number (114701400).

Almost surely, 2^1202023166 is an apocalyptic number.

1202023166 is a deficient number, since it is larger than the sum of its proper divisors (633199234).

1202023166 is a wasteful number, since it uses less digits than its factorization.

1202023166 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9103.

The product of its (nonzero) digits is 864, while the sum is 23.

The square root of 1202023166 is about 34670.2057392223. The cubic root of 1202023166 is about 1063.2554379532.

Adding to 1202023166 its reverse (6613202021), we get a palindrome (7815225187).

The spelling of 1202023166 in words is "one billion, two hundred two million, twenty-three thousand, one hundred sixty-six".