101221022103 has 4 divisors (see below), whose sum is σ = 134961362808. Its totient is φ = 67480681400.

The previous prime is 101221022093. The next prime is 101221022173. The reversal of 101221022103 is 301220122101.

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

It is a cyclic number.

It is not a de Polignac number, because 101221022103 - 2¹³ = 101221013911 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (101221022173) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16870170348 + ... + 16870170353.

It is an arithmetic number, because the mean of its divisors is an integer number (33740340702).

Almost surely, 2^101221022103 is an apocalyptic number.

101221022103 is a deficient number, since it is larger than the sum of its proper divisors (33740340705).

101221022103 is an equidigital number, since it uses as much as digits as its factorization.

101221022103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33740340704.

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

Adding to 101221022103 its reverse (301220122101), we get a palindrome (402441144204).

The spelling of 101221022103 in words is "one hundred one billion, two hundred twenty-one million, twenty-two thousand, one hundred three".