20020221001102 has 12 divisors (see below), whose sum is σ = 34933242767400. Its totient is φ = 8580094714716.

The previous prime is 20020221001057. The next prime is 20020221001133. The reversal of 20020221001102 is 20110012202002.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 102143984602 + ... + 102143984797.

It is an arithmetic number, because the mean of its divisors is an integer number (2911103563950).

Almost surely, 2^{20020221001102} is an apocalyptic number.

20020221001102 is a deficient number, since it is larger than the sum of its proper divisors (14913021766298).

20020221001102 is a wasteful number, since it uses less digits than its factorization.

20020221001102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 204287969415 (or 204287969408 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 20020221001102 its reverse (20110012202002), we get a palindrome (40130233203104).

The spelling of 20020221001102 in words is "twenty trillion, twenty billion, two hundred twenty-one million, one thousand, one hundred two".