21322100331032 has 32 divisors (see below), whose sum is σ = 40113225874800. Its totient is φ = 10625287632384.

The previous prime is 21322100331019. The next prime is 21322100331053. The reversal of 21322100331032 is 23013300122312.

It is a junction number, because it is equal to n+sod(n) for n = 21322100330989 and 21322100331007.

It is a congruent number.

It is an unprimeable number.

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, 619223 + ... + 6559545.

Almost surely, 2^{21322100331032} is an apocalyptic number.

It is an amenable number.

21322100331032 is a deficient number, since it is larger than the sum of its proper divisors (18791125543768).

21322100331032 is a wasteful number, since it uses less digits than its factorization.

21322100331032 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5941835 (or 5941831 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 23.

Adding to 21322100331032 its reverse (23013300122312), we get a palindrome (44335400453344).

The spelling of 21322100331032 in words is "twenty-one trillion, three hundred twenty-two billion, one hundred million, three hundred thirty-one thousand, thirty-two".