20002111012102 has 8 divisors (see below), whose sum is σ = 30003214967136. Its totient is φ = 10001039356392.

The previous prime is 20002111012087. The next prime is 20002111012139. The reversal of 20002111012102 is 20121011120002.

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

It is a super-4 number, since 4×20002111012102⁴ (a number of 54 digits) contains 4444 as substring.

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, 6462238 + ... + 9042385.

It is an arithmetic number, because the mean of its divisors is an integer number (3750401870892).

Almost surely, 2^{20002111012102} is an apocalyptic number.

20002111012102 is a deficient number, since it is larger than the sum of its proper divisors (10001103955034).

20002111012102 is a wasteful number, since it uses less digits than its factorization.

20002111012102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16149662.

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

Adding to 20002111012102 its reverse (20121011120002), we get a palindrome (40123122132104).

The spelling of 20002111012102 in words is "twenty trillion, two billion, one hundred eleven million, twelve thousand, one hundred two".