21733961103 has 12 divisors (see below), whose sum is σ = 31394887888. Its totient is φ = 14488666560.

The previous prime is 21733961101. The next prime is 21733961131. The reversal of 21733961103 is 30116933712.

21733961103 is a `hidden beast` number, since 2 + 1 + 7 + 3 + 39 + 611 + 0 + 3 = 666.

It is not a de Polignac number, because 21733961103 - 2¹ = 21733961101 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (21733961101) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 255318 + ... + 329628.

Almost surely, 2^21733961103 is an apocalyptic number.

21733961103 is a deficient number, since it is larger than the sum of its proper divisors (9660926785).

21733961103 is a wasteful number, since it uses less digits than its factorization.

21733961103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 106814 (or 106811 counting only the distinct ones).

The product of its (nonzero) digits is 20412, while the sum is 36.

The spelling of 21733961103 in words is "twenty-one billion, seven hundred thirty-three million, nine hundred sixty-one thousand, one hundred three".