1021210102032 has 40 divisors (see below), whose sum is σ = 2657382508896. Its totient is φ = 337918669056.

The previous prime is 1021210101997. The next prime is 1021210102039. The reversal of 1021210102032 is 2302010121201.

It is not an unprimeable number, because it can be changed into a prime (1021210102039) 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 7 ways as a sum of consecutive naturals, for example, 77640178 + ... + 77653329.

Almost surely, 2^{1021210102032} is an apocalyptic number.

1021210102032 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1021210102032 is an abundant number, since it is smaller than the sum of its proper divisors (1636172406864).

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

1021210102032 is a wasteful number, since it uses less digits than its factorization.

1021210102032 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 155293655 (or 155293649 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 15.

Adding to 1021210102032 its reverse (2302010121201), we get a palindrome (3323220223233).

The spelling of 1021210102032 in words is "one trillion, twenty-one billion, two hundred ten million, one hundred two thousand, thirty-two".