20021202000111 has 32 divisors (see below), whose sum is σ = 28901944995840. Its totient is φ = 12254945097600.

The previous prime is 20021202000089. The next prime is 20021202000133. The reversal of 20021202000111 is 11100020212002.

It is an interprime number because it is at equal distance from previous prime (20021202000089) and next prime (20021202000133).

It is not a de Polignac number, because 20021202000111 - 2⁹ = 20021201999599 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20021202000161) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 73303381 + ... + 73576001.

It is an arithmetic number, because the mean of its divisors is an integer number (903185781120).

Almost surely, 2^{20021202000111} is an apocalyptic number.

20021202000111 is a deficient number, since it is larger than the sum of its proper divisors (8880742995729).

20021202000111 is a wasteful number, since it uses less digits than its factorization.

20021202000111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 282687.

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

Adding to 20021202000111 its reverse (11100020212002), we get a palindrome (31121222212113).

The spelling of 20021202000111 in words is "twenty trillion, twenty-one billion, two hundred two million, one hundred eleven", and thus it is an aban number.