20112001112002 has 8 divisors (see below), whose sum is σ = 30168039591756. Its totient is φ = 10055987914752.

The previous prime is 20112001111949. The next prime is 20112001112033. The reversal of 20112001112002 is 20021110021102.

It can be written as a sum of positive squares in 2 ways, for example, as 19512353763841 + 599647348161 = 4417279^2 + 774369^2 .

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, 4187983 + ... + 7600210.

Almost surely, 2^{20112001112002} is an apocalyptic number.

20112001112002 is a deficient number, since it is larger than the sum of its proper divisors (10056038479754).

20112001112002 is a wasteful number, since it uses less digits than its factorization.

20112001112002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12641252.

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 20112001112002 its reverse (20021110021102), we get a palindrome (40133111133104).

The spelling of 20112001112002 in words is "twenty trillion, one hundred twelve billion, one million, one hundred twelve thousand, two".