1012021120332 has 48 divisors (see below), whose sum is σ = 2636943232000. Its totient is φ = 335645188560.

The previous prime is 1012021120289. The next prime is 1012021120333. The reversal of 1012021120332 is 2330211202101.

1012021120332 is a `hidden beast` number, since 1 + 0 + 120 + 211 + 2 + 0 + 332 = 666.

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

It is not an unprimeable number, because it can be changed into a prime (1012021120333) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 23522644 + ... + 23565627.

Almost surely, 2^{1012021120332} is an apocalyptic number.

1012021120332 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1012021120332 is an abundant number, since it is smaller than the sum of its proper divisors (1624922111668).

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

1012021120332 is a wasteful number, since it uses less digits than its factorization.

1012021120332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47088483 (or 47088475 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

Adding to 1012021120332 its reverse (2330211202101), we get a palindrome (3342232322433).

The spelling of 1012021120332 in words is "one trillion, twelve billion, twenty-one million, one hundred twenty thousand, three hundred thirty-two".