101220201310223 has 4 divisors (see below), whose sum is σ = 101247057297360. Its totient is φ = 101193345323088.

The previous prime is 101220201310199. The next prime is 101220201310247. The reversal of 101220201310223 is 322013102022101.

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

It is an interprime number because it is at equal distance from previous prime (101220201310199) and next prime (101220201310247).

It is a cyclic number.

It is not a de Polignac number, because 101220201310223 - 2⁸ = 101220201309967 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 101220201310195 and 101220201310204.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (101220201310523) 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, 13427987915 + ... + 13427995452.

It is an arithmetic number, because the mean of its divisors is an integer number (25311764324340).

Almost surely, 2^{101220201310223} is an apocalyptic number.

101220201310223 is a deficient number, since it is larger than the sum of its proper divisors (26855987137).

101220201310223 is an equidigital number, since it uses as much as digits as its factorization.

101220201310223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26855987136.

The product of its (nonzero) digits is 288, while the sum is 20.

Adding to 101220201310223 its reverse (322013102022101), we get a palindrome (423233303332324).

The spelling of 101220201310223 in words is "one hundred one trillion, two hundred twenty billion, two hundred one million, three hundred ten thousand, two hundred twenty-three".