122050042450 has 48 divisors (see below), whose sum is σ = 259841315520. Its totient is φ = 41781568320.

The previous prime is 122050042447. The next prime is 122050042481. The reversal of 122050042450 is 54240050221.

It is a Harshad number since it is a multiple of its sum of digits (25).

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 38460 + ... + 495559.

It is an arithmetic number, because the mean of its divisors is an integer number (5413360740).

Almost surely, 2^122050042450 is an apocalyptic number.

122050042450 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

122050042450 is an abundant number, since it is smaller than the sum of its proper divisors (137791273070).

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

122050042450 is a wasteful number, since it uses less digits than its factorization.

122050042450 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 534691 (or 534686 counting only the distinct ones).

The product of its (nonzero) digits is 3200, while the sum is 25.

Adding to 122050042450 its reverse (54240050221), we get a palindrome (176290092671).

The spelling of 122050042450 in words is "one hundred twenty-two billion, fifty million, forty-two thousand, four hundred fifty".