20110201110122 has 4 divisors (see below), whose sum is σ = 30165301665186. Its totient is φ = 10055100555060.

The previous prime is 20110201110067. The next prime is 20110201110127. The reversal of 20110201110122 is 22101110201102.

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

It can be written as a sum of positive squares in only one way, i.e., 20093711725201 + 16489384921 = 4482601^2 + 128411^2 .

It is a junction number, because it is equal to n+sod(n) for n = 20110201110097 and 20110201110106.

It is not an unprimeable number, because it can be changed into a prime (20110201110127) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5027550277529 + ... + 5027550277532.

Almost surely, 2^{20110201110122} is an apocalyptic number.

20110201110122 is a deficient number, since it is larger than the sum of its proper divisors (10055100555064).

20110201110122 is a wasteful number, since it uses less digits than its factorization.

20110201110122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10055100555063.

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 20110201110122 its reverse (22101110201102), we get a palindrome (42211311311224).

The spelling of 20110201110122 in words is "twenty trillion, one hundred ten billion, two hundred one million, one hundred ten thousand, one hundred twenty-two".