1220601310 has 32 divisors (see below), whose sum is σ = 2233516032. Its totient is φ = 480168480.

The previous prime is 1220601259. The next prime is 1220601341. The reversal of 1220601310 is 131060221.

It is a super-2 number, since 2×1220601310² = 2979735115947432200, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 577155 + ... + 579265.

It is an arithmetic number, because the mean of its divisors is an integer number (69797376).

Almost surely, 2^1220601310 is an apocalyptic number.

1220601310 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1220601310 is a deficient number, since it is larger than the sum of its proper divisors (1012914722).

1220601310 is a wasteful number, since it uses less digits than its factorization.

1220601310 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3048.

The product of its (nonzero) digits is 72, while the sum is 16.

The square root of 1220601310 is about 34937.1050603796. The cubic root of 1220601310 is about 1068.7052525752.

Adding to 1220601310 its reverse (131060221), we get a palindrome (1351661531).

The spelling of 1220601310 in words is "one billion, two hundred twenty million, six hundred one thousand, three hundred ten".