20234127523 has 4 divisors (see below), whose sum is σ = 20615903568. Its totient is φ = 19852351480.

The previous prime is 20234127503. The next prime is 20234127533. The reversal of 20234127523 is 32572143202.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 20234127523 - 2⁵ = 20234127491 is a prime.

It is a super-2 number, since 2×20234127523² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (20234127503) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 190887943 + ... + 190888048.

It is an arithmetic number, because the mean of its divisors is an integer number (5153975892).

Almost surely, 2^20234127523 is an apocalyptic number.

20234127523 is a deficient number, since it is larger than the sum of its proper divisors (381776045).

20234127523 is an equidigital number, since it uses as much as digits as its factorization.

20234127523 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 381776044.

The product of its (nonzero) digits is 20160, while the sum is 31.

The spelling of 20234127523 in words is "twenty billion, two hundred thirty-four million, one hundred twenty-seven thousand, five hundred twenty-three".