20010100020106 has 32 divisors (see below), whose sum is σ = 34575258931200. Its totient is φ = 8507707883136.

The previous prime is 20010100020089. The next prime is 20010100020121. The reversal of 20010100020106 is 60102000101002.

It is a super-2 number, since 2×20010100020106² (a number of 27 digits) contains 22 as substring.

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, 29263936 + ... + 29939908.

It is an arithmetic number, because the mean of its divisors is an integer number (1080476841600).

Almost surely, 2^{20010100020106} is an apocalyptic number.

20010100020106 is a deficient number, since it is larger than the sum of its proper divisors (14565158911094).

20010100020106 is a wasteful number, since it uses less digits than its factorization.

20010100020106 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 692758.

The product of its (nonzero) digits is 24, while the sum is 13.

Adding to 20010100020106 its reverse (60102000101002), we get a palindrome (80112100121108).

The spelling of 20010100020106 in words is "twenty trillion, ten billion, one hundred million, twenty thousand, one hundred six".