122554311302142 has 16 divisors (see below), whose sum is σ = 272342914004880. Its totient is φ = 40851437100696.

The previous prime is 122554311302131. The next prime is 122554311302183. The reversal of 122554311302142 is 241203113455221.

122554311302142 is a `hidden beast` number, since 1 + 2 + 2 + 5 + 5 + 431 + 1 + 3 + 0 + 214 + 2 = 666.

It is a super-2 number, since 2×122554311302142² (a number of 29 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 122554311302097 and 122554311302106.

It is a congruent number.

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, 1134762141633 + ... + 1134762141740.

It is an arithmetic number, because the mean of its divisors is an integer number (17021432125305).

Almost surely, 2^{122554311302142} is an apocalyptic number.

122554311302142 is an abundant number, since it is smaller than the sum of its proper divisors (149788602702738).

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

122554311302142 is a wasteful number, since it uses less digits than its factorization.

122554311302142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2269524283384 (or 2269524283378 counting only the distinct ones).

The product of its (nonzero) digits is 57600, while the sum is 36.

Adding to 122554311302142 its reverse (241203113455221), we get a palindrome (363757424757363).

The spelling of 122554311302142 in words is "one hundred twenty-two trillion, five hundred fifty-four billion, three hundred eleven million, three hundred two thousand, one hundred forty-two".