1220302150 has 12 divisors (see below), whose sum is σ = 2269762092. Its totient is φ = 488120840.

The previous prime is 1220302129. The next prime is 1220302159. The reversal of 1220302150 is 512030221.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1220302159) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 12202972 + ... + 12203071.

It is an arithmetic number, because the mean of its divisors is an integer number (189146841).

Almost surely, 2^1220302150 is an apocalyptic number.

1220302150 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1220302150 is a deficient number, since it is larger than the sum of its proper divisors (1049459942).

1220302150 is a wasteful number, since it uses less digits than its factorization.

1220302150 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24406055 (or 24406050 counting only the distinct ones).

The product of its (nonzero) digits is 120, while the sum is 16.

The square root of 1220302150 is about 34932.8233900439. The cubic root of 1220302150 is about 1068.6179349599.

Adding to 1220302150 its reverse (512030221), we get a palindrome (1732332371).

The spelling of 1220302150 in words is "one billion, two hundred twenty million, three hundred two thousand, one hundred fifty".