20012202002 has 8 divisors (see below), whose sum is σ = 32327403276. Its totient is φ = 9236400912.

The previous prime is 20012201983. The next prime is 20012202011. The reversal of 20012202002 is 20020221002.

It can be written as a sum of positive squares in 2 ways, for example, as 15679797961 + 4332404041 = 125219^2 + 65821^2 .

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

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, 384850013 + ... + 384850064.

Almost surely, 2^20012202002 is an apocalyptic number.

20012202002 is a deficient number, since it is larger than the sum of its proper divisors (12315201274).

20012202002 is a wasteful number, since it uses less digits than its factorization.

20012202002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 769700092.

The product of its (nonzero) digits is 32, while the sum is 11.

Adding to 20012202002 its reverse (20020221002), we get a palindrome (40032423004).

The spelling of 20012202002 in words is "twenty billion, twelve million, two hundred two thousand, two".