1320685220030 has 64 divisors (see below), whose sum is σ = 2605229422848. Its totient is φ = 478049660160.

The previous prime is 1320685220027. The next prime is 1320685220087. The reversal of 1320685220030 is 300225860231.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 139499357 + ... + 139508823.

It is an arithmetic number, because the mean of its divisors is an integer number (40706709732).

Almost surely, 2^{1320685220030} is an apocalyptic number.

1320685220030 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1320685220030 is a deficient number, since it is larger than the sum of its proper divisors (1284544202818).

1320685220030 is a wasteful number, since it uses less digits than its factorization.

1320685220030 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15161.

The product of its (nonzero) digits is 17280, while the sum is 32.

The spelling of 1320685220030 in words is "one trillion, three hundred twenty billion, six hundred eighty-five million, two hundred twenty thousand, thirty".