101211302223 has 32 divisors (see below), whose sum is σ = 156810816000. Its totient is φ = 64396620288.

The previous prime is 101211302219. The next prime is 101211302279. The reversal of 101211302223 is 322203112101.

It is not a de Polignac number, because 101211302223 - 2² = 101211302219 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 101211302196 and 101211302205.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (101211302123) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 97336 + ... + 460322.

It is an arithmetic number, because the mean of its divisors is an integer number (4900338000).

Almost surely, 2^101211302223 is an apocalyptic number.

101211302223 is a deficient number, since it is larger than the sum of its proper divisors (55599513777).

101211302223 is a wasteful number, since it uses less digits than its factorization.

101211302223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 363468 (or 363462 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

Adding to 101211302223 its reverse (322203112101), we get a palindrome (423414414324).

The spelling of 101211302223 in words is "one hundred one billion, two hundred eleven million, three hundred two thousand, two hundred twenty-three".