122421100222150 has 24 divisors (see below), whose sum is σ = 227704017498984. Its totient is φ = 48968274264000.

The previous prime is 122421100222117. The next prime is 122421100222151. The reversal of 122421100222150 is 51222001124221.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (122421100222151) 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, 11339850 + ... + 19324450.

It is an arithmetic number, because the mean of its divisors is an integer number (9487667395791).

Almost surely, 2^{122421100222150} is an apocalyptic number.

122421100222150 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

122421100222150 is a deficient number, since it is larger than the sum of its proper divisors (105282917276834).

122421100222150 is a wasteful number, since it uses less digits than its factorization.

122421100222150 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8291256 (or 8291251 counting only the distinct ones).

The product of its (nonzero) digits is 1280, while the sum is 25.

Adding to 122421100222150 its reverse (51222001124221), we get a palindrome (173643101346371).

The spelling of 122421100222150 in words is "one hundred twenty-two trillion, four hundred twenty-one billion, one hundred million, two hundred twenty-two thousand, one hundred fifty".