20011020220102 has 8 divisors (see below), whose sum is σ = 30130661624976. Its totient is φ = 9967466345112.

The previous prime is 20011020220097. The next prime is 20011020220111. The reversal of 20011020220102 is 20102202011002.

It is a happy number.

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

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, 19021881813 + ... + 19021882864.

It is an arithmetic number, because the mean of its divisors is an integer number (3766332703122).

Almost surely, 2^{20011020220102} is an apocalyptic number.

20011020220102 is a deficient number, since it is larger than the sum of its proper divisors (10119641404874).

20011020220102 is a wasteful number, since it uses less digits than its factorization.

20011020220102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38043764942.

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

Adding to 20011020220102 its reverse (20102202011002), we get a palindrome (40113222231104).

The spelling of 20011020220102 in words is "twenty trillion, eleven billion, twenty million, two hundred twenty thousand, one hundred two".