101321212013122 has 16 divisors (see below), whose sum is σ = 154232033139072. Its totient is φ = 49913860561200.

The previous prime is 101321212013107. The next prime is 101321212013179. The reversal of 101321212013122 is 221310212123101.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 101321212013093 and 101321212013102.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 831504129 + ... + 831625972.

It is an arithmetic number, because the mean of its divisors is an integer number (9639502071192).

Almost surely, 2^{101321212013122} is an apocalyptic number.

101321212013122 is a deficient number, since it is larger than the sum of its proper divisors (52910821125950).

101321212013122 is a wasteful number, since it uses less digits than its factorization.

101321212013122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1663130553.

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

Adding to 101321212013122 its reverse (221310212123101), we get a palindrome (322631424136223).

The spelling of 101321212013122 in words is "one hundred one trillion, three hundred twenty-one billion, two hundred twelve million, thirteen thousand, one hundred twenty-two".