122311111545050 has 12 divisors (see below), whose sum is σ = 227498667473886. Its totient is φ = 48924444618000.

The previous prime is 122311111545019. The next prime is 122311111545143. The reversal of 122311111545050 is 50545111113221.

It can be written as a sum of positive squares in 3 ways, for example, as 64242581431609 + 58068530113441 = 8015147^2 + 7620271^2 .

It is a junction number, because it is equal to n+sod(n) for n = 122311111544998 and 122311111545016.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1223111115401 + ... + 1223111115500.

Almost surely, 2^{122311111545050} is an apocalyptic number.

122311111545050 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

122311111545050 is a deficient number, since it is larger than the sum of its proper divisors (105187555928836).

122311111545050 is a wasteful number, since it uses less digits than its factorization.

122311111545050 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2446222230913 (or 2446222230908 counting only the distinct ones).

The product of its (nonzero) digits is 6000, while the sum is 32.

Adding to 122311111545050 its reverse (50545111113221), we get a palindrome (172856222658271).

The spelling of 122311111545050 in words is "one hundred twenty-two trillion, three hundred eleven billion, one hundred eleven million, five hundred forty-five thousand, fifty".