5122023621 has 32 divisors (see below), whose sum is σ = 8054702208. Its totient is φ = 2854256640.

The previous prime is 5122023607. The next prime is 5122023637. The reversal of 5122023621 is 1263202215.

It is not a de Polignac number, because 5122023621 - 2⁵ = 5122023589 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 5122023591 and 5122023600.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5122023121) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 87025 + ... + 133481.

It is an arithmetic number, because the mean of its divisors is an integer number (251709444).

Almost surely, 2^5122023621 is an apocalyptic number.

It is an amenable number.

5122023621 is a deficient number, since it is larger than the sum of its proper divisors (2932678587).

5122023621 is a wasteful number, since it uses less digits than its factorization.

5122023621 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46741.

The product of its (nonzero) digits is 1440, while the sum is 24.

The square root of 5122023621 is about 71568.3143646684. The cubic root of 5122023621 is about 1723.7747929123.

Adding to 5122023621 its reverse (1263202215), we get a palindrome (6385225836).

The spelling of 5122023621 in words is "five billion, one hundred twenty-two million, twenty-three thousand, six hundred twenty-one".