122313010221012 has 96 divisors (see below), whose sum is σ = 314872357814784. Its totient is φ = 36713893708800.

The previous prime is 122313010220957. The next prime is 122313010221019. The reversal of 122313010221012 is 210122010313221.

It is a self number, because there is not a number n which added to its sum of digits gives 122313010221012.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (122313010221019) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 79294837 + ... + 80822627.

It is an arithmetic number, because the mean of its divisors is an integer number (3279920393904).

Almost surely, 2^{122313010221012} is an apocalyptic number.

122313010221012 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 122313010221012, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (157436178907392).

122313010221012 is an abundant number, since it is smaller than the sum of its proper divisors (192559347593772).

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

122313010221012 is a wasteful number, since it uses less digits than its factorization.

122313010221012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1540369 (or 1540367 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 21.

Adding to 122313010221012 its reverse (210122010313221), we get a palindrome (332435020534233).

The spelling of 122313010221012 in words is "one hundred twenty-two trillion, three hundred thirteen billion, ten million, two hundred twenty-one thousand, twelve".