20011012102210 has 16 divisors (see below), whose sum is σ = 36857492058816. Its totient is φ = 7818255890928.

The previous prime is 20011012102183. The next prime is 20011012102259. The reversal of 20011012102210 is 1220121011002.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 23268618294 + ... + 23268619153.

It is an arithmetic number, because the mean of its divisors is an integer number (2303593253676).

Almost surely, 2^{20011012102210} is an apocalyptic number.

20011012102210 is a deficient number, since it is larger than the sum of its proper divisors (16846479956606).

20011012102210 is a wasteful number, since it uses less digits than its factorization.

20011012102210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46537237497.

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 20011012102210 its reverse (1220121011002), we get a palindrome (21231133113212).

The spelling of 20011012102210 in words is "twenty trillion, eleven billion, twelve million, one hundred two thousand, two hundred ten".