1225422205150 has 96 divisors (see below), whose sum is σ = 2714444576928. Its totient is φ = 405695692800.

The previous prime is 1225422205087. The next prime is 1225422205151. The reversal of 1225422205150 is 515022245221.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1225422205151) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 651939 + ... + 1695838.

It is an arithmetic number, because the mean of its divisors is an integer number (28275464343).

Almost surely, 2^{1225422205150} is an apocalyptic number.

1225422205150 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1225422205150 is an abundant number, since it is smaller than the sum of its proper divisors (1489022371778).

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

1225422205150 is a wasteful number, since it uses less digits than its factorization.

1225422205150 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2347886 (or 2347881 counting only the distinct ones).

The product of its (nonzero) digits is 16000, while the sum is 31.

The spelling of 1225422205150 in words is "one trillion, two hundred twenty-five billion, four hundred twenty-two million, two hundred five thousand, one hundred fifty".