20001102220010 has 32 divisors (see below), whose sum is σ = 36681681254400. Its totient is φ = 7849400465088.

The previous prime is 20001102219911. The next prime is 20001102220039. The reversal of 20001102220010 is 1002220110002.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 20001102219973 and 20001102220000.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 66257879 + ... + 66559061.

It is an arithmetic number, because the mean of its divisors is an integer number (1146302539200).

Almost surely, 2^{20001102220010} is an apocalyptic number.

20001102220010 is a deficient number, since it is larger than the sum of its proper divisors (16680579034390).

20001102220010 is a wasteful number, since it uses less digits than its factorization.

20001102220010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 426542.

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

Adding to 20001102220010 its reverse (1002220110002), we get a palindrome (21003322330012).

The spelling of 20001102220010 in words is "twenty trillion, one billion, one hundred two million, two hundred twenty thousand, ten".