101220023103 has 16 divisors (see below), whose sum is σ = 142119744000. Its totient is φ = 63902986560.

The previous prime is 101220023083. The next prime is 101220023171. The reversal of 101220023103 is 301320022101.

It is not a de Polignac number, because 101220023103 - 2¹³ = 101220014911 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (101220023503) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 208503 + ... + 495896.

It is an arithmetic number, because the mean of its divisors is an integer number (8882484000).

Almost surely, 2^101220023103 is an apocalyptic number.

101220023103 is a deficient number, since it is larger than the sum of its proper divisors (40899720897).

101220023103 is a wasteful number, since it uses less digits than its factorization.

101220023103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 706942.

The product of its (nonzero) digits is 72, while the sum is 15.

Adding to 101220023103 its reverse (301320022101), we get a palindrome (402540045204).

The spelling of 101220023103 in words is "one hundred one billion, two hundred twenty million, twenty-three thousand, one hundred three".