122412354650 has 24 divisors (see below), whose sum is σ = 227861841504. Its totient is φ = 48927337200.

The previous prime is 122412354619. The next prime is 122412354653. The reversal of 122412354650 is 56453214221.

It is a self number, because there is not a number n which added to its sum of digits gives 122412354650.

It is not an unprimeable number, because it can be changed into a prime (122412354653) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 874316 + ... + 1004615.

It is an arithmetic number, because the mean of its divisors is an integer number (9494243396).

Almost surely, 2^122412354650 is an apocalyptic number.

122412354650 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

122412354650 is a deficient number, since it is larger than the sum of its proper divisors (105449486854).

122412354650 is a wasteful number, since it uses less digits than its factorization.

122412354650 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1880246 (or 1880241 counting only the distinct ones).

The product of its (nonzero) digits is 57600, while the sum is 35.

Adding to 122412354650 its reverse (56453214221), we get a palindrome (178865568871).

The spelling of 122412354650 in words is "one hundred twenty-two billion, four hundred twelve million, three hundred fifty-four thousand, six hundred fifty".