122313221343140 has 24 divisors (see below), whose sum is σ = 256863294042432. Its totient is φ = 48924235352160.

The previous prime is 122313221343127. The next prime is 122313221343167. The reversal of 122313221343140 is 41343122313221.

It is a junction number, because it is equal to n+sod(n) for n = 122313221343097 and 122313221343106.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 64871414 + ... + 66730253.

It is an arithmetic number, because the mean of its divisors is an integer number (10702637251768).

Almost surely, 2^{122313221343140} is an apocalyptic number.

122313221343140 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

122313221343140 is an abundant number, since it is smaller than the sum of its proper divisors (134550072699292).

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

122313221343140 is a wasteful number, since it uses less digits than its factorization.

122313221343140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 131648147 (or 131648145 counting only the distinct ones).

The product of its (nonzero) digits is 20736, while the sum is 32.

Adding to 122313221343140 its reverse (41343122313221), we get a palindrome (163656343656361).

The spelling of 122313221343140 in words is "one hundred twenty-two trillion, three hundred thirteen billion, two hundred twenty-one million, three hundred forty-three thousand, one hundred forty".