1225002130 has 16 divisors (see below), whose sum is σ = 2405458944. Its totient is φ = 445455280.

The previous prime is 1225002083. The next prime is 1225002139. The reversal of 1225002130 is 312005221.

It is not an unprimeable number, because it can be changed into a prime (1225002139) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5568082 + ... + 5568301.

It is an arithmetic number, because the mean of its divisors is an integer number (150341184).

Almost surely, 2^1225002130 is an apocalyptic number.

1225002130 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1225002130 is a deficient number, since it is larger than the sum of its proper divisors (1180456814).

1225002130 is a wasteful number, since it uses less digits than its factorization.

1225002130 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11136401.

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

The square root of 1225002130 is about 35000.0304285582. The cubic root of 1225002130 is about 1069.9881007207.

Adding to 1225002130 its reverse (312005221), we get a palindrome (1537007351).

The spelling of 1225002130 in words is "one billion, two hundred twenty-five million, two thousand, one hundred thirty".