101223210131223 has 16 divisors (see below), whose sum is σ = 138681723143040. Its totient is φ = 65625254385696.

The previous prime is 101223210131189. The next prime is 101223210131231. The reversal of 101223210131223 is 322131012322101.

It is not a de Polignac number, because 101223210131223 - 2⁹ = 101223210130711 is a prime.

It is a super-2 number, since 2×101223210131223² (a number of 29 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 101223210131193 and 101223210131202.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (101223210131273) 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, 229251213 + ... + 229692326.

It is an arithmetic number, because the mean of its divisors is an integer number (8667607696440).

Almost surely, 2^{101223210131223} is an apocalyptic number.

101223210131223 is a deficient number, since it is larger than the sum of its proper divisors (37458513011817).

101223210131223 is a wasteful number, since it uses less digits than its factorization.

101223210131223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 458945566.

The product of its (nonzero) digits is 864, while the sum is 24.

Adding to 101223210131223 its reverse (322131012322101), we get a palindrome (423354222453324).

The spelling of 101223210131223 in words is "one hundred one trillion, two hundred twenty-three billion, two hundred ten million, one hundred thirty-one thousand, two hundred twenty-three".