21033326070 has 48 divisors (see below), whose sum is σ = 54693802800. Its totient is φ = 5608153152.

The previous prime is 21033326063. The next prime is 21033326089. The reversal of 21033326070 is 7062333012.

21033326070 is a `hidden beast` number, since 2 + 1 + 0 + 333 + 260 + 70 = 666.

21033326070 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1355697 + ... + 1371123.

It is an arithmetic number, because the mean of its divisors is an integer number (1139454225).

Almost surely, 2^21033326070 is an apocalyptic number.

21033326070 is an abundant number, since it is smaller than the sum of its proper divisors (33660476730).

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

21033326070 is a wasteful number, since it uses less digits than its factorization.

21033326070 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30589 (or 30586 counting only the distinct ones).

The product of its (nonzero) digits is 4536, while the sum is 27.

Adding to 21033326070 its reverse (7062333012), we get a palindrome (28095659082).

The spelling of 21033326070 in words is "twenty-one billion, thirty-three million, three hundred twenty-six thousand, seventy".