32121145402012 has 12 divisors (see below), whose sum is σ = 56548603283760. Its totient is φ = 15964401606656.

The previous prime is 32121145401959. The next prime is 32121145402067. The reversal of 32121145402012 is 21020454112123.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 24042772837 + ... + 24042774172.

It is an arithmetic number, because the mean of its divisors is an integer number (4712383606980).

Almost surely, 2^{32121145402012} is an apocalyptic number.

It is an amenable number.

32121145402012 is a deficient number, since it is larger than the sum of its proper divisors (24427457881748).

32121145402012 is a wasteful number, since it uses less digits than its factorization.

32121145402012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48085547180 (or 48085547178 counting only the distinct ones).

The product of its (nonzero) digits is 3840, while the sum is 28.

Adding to 32121145402012 its reverse (21020454112123), we get a palindrome (53141599514135).

The spelling of 32121145402012 in words is "thirty-two trillion, one hundred twenty-one billion, one hundred forty-five million, four hundred two thousand, twelve".