20110021200002 has 16 divisors (see below), whose sum is σ = 30184353112320. Its totient is φ = 10048570485648.

The previous prime is 20110021199969. The next prime is 20110021200007. The reversal of 20110021200002 is 20000212001102.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (20110021200007) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 212624399 + ... + 212718957.

It is an arithmetic number, because the mean of its divisors is an integer number (1886522069520).

Almost surely, 2^{20110021200002} is an apocalyptic number.

20110021200002 is a deficient number, since it is larger than the sum of its proper divisors (10074331912318).

20110021200002 is a wasteful number, since it uses less digits than its factorization.

20110021200002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 161545.

The product of its (nonzero) digits is 16, while the sum is 11.

Adding to 20110021200002 its reverse (20000212001102), we get a palindrome (40110233201104).

The spelling of 20110021200002 in words is "twenty trillion, one hundred ten billion, twenty-one million, two hundred thousand, two".