20361022 has 8 divisors (see below), whose sum is σ = 33318072. Its totient is φ = 9255000.

The previous prime is 20360993. The next prime is 20361031. The reversal of 20361022 is 22016302.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 20360987 and 20361005.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 462729 + ... + 462772.

It is an arithmetic number, because the mean of its divisors is an integer number (4164759).

Almost surely, 2^20361022 is an apocalyptic number.

20361022 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

20361022 is a deficient number, since it is larger than the sum of its proper divisors (12957050).

20361022 is a wasteful number, since it uses less digits than its factorization.

20361022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 925514.

The product of its (nonzero) digits is 144, while the sum is 16.

The square root of 20361022 is about 4512.3189160342. The cubic root of 20361022 is about 273.0653057057.

Adding to 20361022 its reverse (22016302), we get a palindrome (42377324).

The spelling of 20361022 in words is "twenty million, three hundred sixty-one thousand, twenty-two".