5101421300521 has 16 divisors (see below), whose sum is σ = 6648006040704. Its totient is φ = 3798860592384.

The previous prime is 5101421300513. The next prime is 5101421300531. The reversal of 5101421300521 is 1250031241015.

It is not a de Polignac number, because 5101421300521 - 2³ = 5101421300513 is a prime.

It is not an unprimeable number, because it can be changed into a prime (5101421300531) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1648809475 + ... + 1648812568.

It is an arithmetic number, because the mean of its divisors is an integer number (415500377544).

Almost surely, 2^{5101421300521} is an apocalyptic number.

It is an amenable number.

5101421300521 is a deficient number, since it is larger than the sum of its proper divisors (1546584740183).

5101421300521 is a wasteful number, since it uses less digits than its factorization.

5101421300521 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3297622080.

The product of its (nonzero) digits is 1200, while the sum is 25.

Adding to 5101421300521 its reverse (1250031241015), we get a palindrome (6351452541536).

The spelling of 5101421300521 in words is "five trillion, one hundred one billion, four hundred twenty-one million, three hundred thousand, five hundred twenty-one".