20020111102002 has 32 divisors (see below), whose sum is σ = 44112720066624. Its totient is φ = 6006633992000.

The previous prime is 20020111101989. The next prime is 20020111102067.

20020111102002 is nontrivially palindromic in base 10.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1501651833 + ... + 1501665164.

It is an arithmetic number, because the mean of its divisors is an integer number (1378522502082).

Almost surely, 2^{20020111102002} is an apocalyptic number.

20020111102002 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

20020111102002 is an abundant number, since it is smaller than the sum of its proper divisors (24092608964622).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

20020111102002 is a wasteful number, since it uses less digits than its factorization.

20020111102002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3003317114.

The product of its (nonzero) digits is 16, while the sum is 12.

It can be divided in two parts, 2002011 and 1102002, that added together give a palindrome (3104013).

The spelling of 20020111102002 in words is "twenty trillion, twenty billion, one hundred eleven million, one hundred two thousand, two".