1012001233320 has 256 divisors, whose sum is σ = 4205719756800. Its totient is φ = 210285953280.

The previous prime is 1012001233307. The next prime is 1012001233339. The reversal of 1012001233320 is 233321002101.

1012001233320 is a `hidden beast` number, since 10 + 1 + 200 + 123 + 332 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 1012001233293 and 1012001233302.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 6001504 + ... + 6167823.

It is an arithmetic number, because the mean of its divisors is an integer number (16428592800).

Almost surely, 2^{1012001233320} is an apocalyptic number.

1012001233320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1012001233320 is an abundant number, since it is smaller than the sum of its proper divisors (3193718523480).

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

1012001233320 is a wasteful number, since it uses less digits than its factorization.

1012001233320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12169365 (or 12169355 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

Adding to 1012001233320 its reverse (233321002101), we get a palindrome (1245322235421).

The spelling of 1012001233320 in words is "one trillion, twelve billion, one million, two hundred thirty-three thousand, three hundred twenty".