101211302122 has 24 divisors (see below), whose sum is σ = 185898313440. Its totient is φ = 41093309880.

The previous prime is 101211302111. The next prime is 101211302123. The reversal of 101211302122 is 221203112101.

It is a junction number, because it is equal to n+sod(n) for n = 101211302096 and 101211302105.

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

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 27176254 + ... + 27179977.

It is an arithmetic number, because the mean of its divisors is an integer number (7745763060).

Almost surely, 2^101211302122 is an apocalyptic number.

101211302122 is a deficient number, since it is larger than the sum of its proper divisors (84687011318).

101211302122 is a wasteful number, since it uses less digits than its factorization.

101211302122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 54356266 (or 54356259 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 16.

Adding to 101211302122 its reverse (221203112101), we get a palindrome (322414414223).

The spelling of 101211302122 in words is "one hundred one billion, two hundred eleven million, three hundred two thousand, one hundred twenty-two".