101223302121211 has 4 divisors (see below), whose sum is σ = 107177614010712. Its totient is φ = 95268990231712.

The previous prime is 101223302121197. The next prime is 101223302121223. The reversal of 101223302121211 is 112121203322101.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 101223302121211 - 2⁷ = 101223302121083 is a prime.

It is a super-2 number, since 2×101223302121211² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (101223302121251) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2977155944725 + ... + 2977155944758.

It is an arithmetic number, because the mean of its divisors is an integer number (26794403502678).

Almost surely, 2^{101223302121211} is an apocalyptic number.

101223302121211 is a deficient number, since it is larger than the sum of its proper divisors (5954311889501).

101223302121211 is an equidigital number, since it uses as much as digits as its factorization.

101223302121211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5954311889500.

The product of its (nonzero) digits is 288, while the sum is 22.

Adding to 101223302121211 its reverse (112121203322101), we get a palindrome (213344505443312).

The spelling of 101223302121211 in words is "one hundred one trillion, two hundred twenty-three billion, three hundred two million, one hundred twenty-one thousand, two hundred eleven".