20120220101103 has 8 divisors (see below), whose sum is σ = 26827818750000. Its totient is φ = 13413050759808.

The previous prime is 20120220101099. The next prime is 20120220101119. The reversal of 20120220101103 is 30110102202102.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 20120220101103 - 2² = 20120220101099 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20120220101123) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 107217528 + ... + 107405021.

It is an arithmetic number, because the mean of its divisors is an integer number (3353477343750).

Almost surely, 2^{20120220101103} is an apocalyptic number.

20120220101103 is a deficient number, since it is larger than the sum of its proper divisors (6707598648897).

20120220101103 is a wasteful number, since it uses less digits than its factorization.

20120220101103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 214653801.

The product of its (nonzero) digits is 48, while the sum is 15.

Adding to 20120220101103 its reverse (30110102202102), we get a palindrome (50230322303205).

The spelling of 20120220101103 in words is "twenty trillion, one hundred twenty billion, two hundred twenty million, one hundred one thousand, one hundred three".