20002202 has 16 divisors (see below), whose sum is σ = 32864832. Its totient is φ = 9054720.

The previous prime is 20002201. The next prime is 20002261. The reversal of 20002202 is 20220002.

It is a self number, because there is not a number n which added to its sum of digits gives 20002202.

It is not an unprimeable number, because it can be changed into a prime (20002201) 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, 4058 + ... + 7514.

It is an arithmetic number, because the mean of its divisors is an integer number (2054052).

Almost surely, 2^20002202 is an apocalyptic number.

20002202 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

20002202 is a deficient number, since it is larger than the sum of its proper divisors (12862630).

20002202 is a wasteful number, since it uses less digits than its factorization.

20002202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3733.

The product of its (nonzero) digits is 16, while the sum is 8.

The square root of 20002202 is about 4472.3821393079. The cubic root of 20002202 is about 271.4517232066.

Adding to 20002202 its reverse (20220002), we get a palindrome (40222204).

It can be divided in two parts, 20002 and 202, that multiplied together give a palindrome (4040404).

The spelling of 20002202 in words is "twenty million, two thousand, two hundred two".