20210523051 has 8 divisors (see below), whose sum is σ = 27199209024. Its totient is φ = 13347759560.

The previous prime is 20210523043. The next prime is 20210523059. The reversal of 20210523051 is 15032501202.

It is an interprime number because it is at equal distance from previous prime (20210523043) and next prime (20210523059).

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 20210523051 - 2³ = 20210523043 is a prime.

It is not an unprimeable number, because it can be changed into a prime (20210523059) 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 7 ways as a sum of consecutive naturals, for example, 31480245 + ... + 31480886.

It is an arithmetic number, because the mean of its divisors is an integer number (3399901128).

Almost surely, 2^20210523051 is an apocalyptic number.

20210523051 is a deficient number, since it is larger than the sum of its proper divisors (6988685973).

20210523051 is a wasteful number, since it uses less digits than its factorization.

20210523051 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 62961241.

The product of its (nonzero) digits is 600, while the sum is 21.

The spelling of 20210523051 in words is "twenty billion, two hundred ten million, five hundred twenty-three thousand, fifty-one".