20112020102002 has 8 divisors (see below), whose sum is σ = 30168054456156. Its totient is φ = 10056001949952.

The previous prime is 20112020101981. The next prime is 20112020102011. The reversal of 20112020102002 is 20020102021102.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 18973507627881 + 1138512474121 = 4355859^2 + 1067011^2 .

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, 224383 + ... + 6346210.

Almost surely, 2^{20112020102002} is an apocalyptic number.

20112020102002 is a deficient number, since it is larger than the sum of its proper divisors (10056034354154).

20112020102002 is a wasteful number, since it uses less digits than its factorization.

20112020102002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8101052.

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 20112020102002 its reverse (20020102021102), we get a palindrome (40132122123104).

The spelling of 20112020102002 in words is "twenty trillion, one hundred twelve billion, twenty million, one hundred two thousand, two".