20020002111212 has 6 divisors (see below), whose sum is σ = 35035003694628. Its totient is φ = 10010001055604.

The previous prime is 20020002111163. The next prime is 20020002111257. The reversal of 20020002111212 is 21211120002002.

It is a super-2 number, since 2×20020002111212² (a number of 27 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2502500263898 + ... + 2502500263905.

It is an arithmetic number, because the mean of its divisors is an integer number (5839167282438).

Almost surely, 2^{20020002111212} is an apocalyptic number.

It is an amenable number.

20020002111212 is a deficient number, since it is larger than the sum of its proper divisors (15015001583416).

20020002111212 is a wasteful number, since it uses less digits than its factorization.

20020002111212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5005000527807 (or 5005000527805 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 20020002111212 its reverse (21211120002002), we get a palindrome (41231122113214).

The spelling of 20020002111212 in words is "twenty trillion, twenty billion, two million, one hundred eleven thousand, two hundred twelve".