20010102201122 has 16 divisors (see below), whose sum is σ = 32744487081600. Its totient is φ = 9095311145040.

The previous prime is 20010102201113. The next prime is 20010102201127. The reversal of 20010102201122 is 22110220101002.

It is a junction number, because it is equal to n+sod(n) for n = 20010102201097 and 20010102201106.

It is not an unprimeable number, because it can be changed into a prime (20010102201127) 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, 8412122 + ... + 10525397.

It is an arithmetic number, because the mean of its divisors is an integer number (2046530442600).

Almost surely, 2^{20010102201122} is an apocalyptic number.

20010102201122 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

20010102201122 is a deficient number, since it is larger than the sum of its proper divisors (12734384880478).

20010102201122 is a wasteful number, since it uses less digits than its factorization.

20010102201122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18985561.

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 20010102201122 its reverse (22110220101002), we get a palindrome (42120322302124).

The spelling of 20010102201122 in words is "twenty trillion, ten billion, one hundred two million, two hundred one thousand, one hundred twenty-two".