122222778350 has 24 divisors (see below), whose sum is σ = 227562478968. Its totient is φ = 48840055200.

The previous prime is 122222778331. The next prime is 122222778361. The reversal of 122222778350 is 53877222221.

It is a junction number, because it is equal to n+sod(n) for n = 122222778298 and 122222778307.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1176056 + ... + 1275755.

It is an arithmetic number, because the mean of its divisors is an integer number (9481769957).

Almost surely, 2^122222778350 is an apocalyptic number.

122222778350 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

122222778350 is a deficient number, since it is larger than the sum of its proper divisors (105339700618).

122222778350 is a wasteful number, since it uses less digits than its factorization.

122222778350 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2452820 (or 2452815 counting only the distinct ones).

The product of its (nonzero) digits is 188160, while the sum is 41.

The spelling of 122222778350 in words is "one hundred twenty-two billion, two hundred twenty-two million, seven hundred seventy-eight thousand, three hundred fifty".