101212341223122 has 128 divisors (see below), whose sum is σ = 236003268403200. Its totient is φ = 32121023413248.

The previous prime is 101212341223117. The next prime is 101212341223177. The reversal of 101212341223122 is 221322143212101.

101212341223122 is a `hidden beast` number, since 1 + 0 + 1 + 2 + 1 + 2 + 341 + 2 + 2 + 312 + 2 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 15791454 + ... + 21255462.

It is an arithmetic number, because the mean of its divisors is an integer number (1843775534400).

Almost surely, 2^{101212341223122} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 101212341223122, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (118001634201600).

101212341223122 is an abundant number, since it is smaller than the sum of its proper divisors (134790927180078).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

101212341223122 is a wasteful number, since it uses less digits than its factorization.

101212341223122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5464257 (or 5464251 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 27.

Adding to 101212341223122 its reverse (221322143212101), we get a palindrome (322534484435223).

The spelling of 101212341223122 in words is "one hundred one trillion, two hundred twelve billion, three hundred forty-one million, two hundred twenty-three thousand, one hundred twenty-two".