20216653023 has 16 divisors (see below), whose sum is σ = 30810550016. Its totient is φ = 11550790080.

The previous prime is 20216653021. The next prime is 20216653027. The reversal of 20216653023 is 32035661202.

It is not a de Polignac number, because 20216653023 - 2¹ = 20216653021 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 (20216653021) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 100728 + ... + 224898.

It is an arithmetic number, because the mean of its divisors is an integer number (1925659376).

Almost surely, 2^20216653023 is an apocalyptic number.

20216653023 is a deficient number, since it is larger than the sum of its proper divisors (10593896993).

20216653023 is a wasteful number, since it uses less digits than its factorization.

20216653023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 131934.

The product of its (nonzero) digits is 12960, while the sum is 30.

The spelling of 20216653023 in words is "twenty billion, two hundred sixteen million, six hundred fifty-three thousand, twenty-three".