20000122100102 has 4 divisors (see below), whose sum is σ = 30000183150156. Its totient is φ = 10000061050050.

The previous prime is 20000122100099. The next prime is 20000122100131. The reversal of 20000122100102 is 20100122100002.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a congruent number.

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 as a sum of consecutive naturals, namely, 5000030525024 + ... + 5000030525027.

It is an arithmetic number, because the mean of its divisors is an integer number (7500045787539).

Almost surely, 2^{20000122100102} is an apocalyptic number.

20000122100102 is a deficient number, since it is larger than the sum of its proper divisors (10000061050054).

20000122100102 is a wasteful number, since it uses less digits than its factorization.

20000122100102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10000061050053.

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

Adding to 20000122100102 its reverse (20100122100002), we get a palindrome (40100244200104).

The spelling of 20000122100102 in words is "twenty trillion, one hundred twenty-two million, one hundred thousand, one hundred two".