101211202122223 has 2 divisors, whose sum is σ = 101211202122224. Its totient is φ = 101211202122222.

The previous prime is 101211202122211. The next prime is 101211202122299. The reversal of 101211202122223 is 322221202112101.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 101211202122223 - 2¹³ = 101211202114031 is a prime.

It is a super-3 number, since 3×101211202122223³ (a number of 43 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 101211202122194 and 101211202122203.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (101211202122323) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50605601061111 + 50605601061112.

It is an arithmetic number, because the mean of its divisors is an integer number (50605601061112).

Almost surely, 2^{101211202122223} is an apocalyptic number.

101211202122223 is a deficient number, since it is larger than the sum of its proper divisors (1).

101211202122223 is an equidigital number, since it uses as much as digits as its factorization.

101211202122223 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 384, while the sum is 22.

Adding to 101211202122223 its reverse (322221202112101), we get a palindrome (423432404234324).

The spelling of 101211202122223 in words is "one hundred one trillion, two hundred eleven billion, two hundred two million, one hundred twenty-two thousand, two hundred twenty-three".