5101214121 has 12 divisors (see below), whose sum is σ = 7489214980. Its totient is φ = 3345058080.

The previous prime is 5101214099. The next prime is 5101214233. The reversal of 5101214121 is 1214121015.

5101214121 is a `hidden beast` number, since 510 + 12 + 141 + 2 + 1 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 1126542096 + 3974672025 = 33564^2 + 63045^2 .

It is not a de Polignac number, because 5101214121 - 2¹⁰ = 5101213097 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 5101214094 and 5101214103.

It is not an unprimeable number, because it can be changed into a prime (5101264121) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4645366 + ... + 4646463.

Almost surely, 2^5101214121 is an apocalyptic number.

It is an amenable number.

5101214121 is a deficient number, since it is larger than the sum of its proper divisors (2388000859).

5101214121 is a wasteful number, since it uses less digits than its factorization.

5101214121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9291896 (or 9291893 counting only the distinct ones).

The product of its (nonzero) digits is 80, while the sum is 18.

The square root of 5101214121 is about 71422.7843268519. The cubic root of 5101214121 is about 1721.4372025180.

Adding to 5101214121 its reverse (1214121015), we get a palindrome (6315335136).

It can be divided in two parts, 5 and 101214121, that multiplied together give a palindrome (506070605).

The spelling of 5101214121 in words is "five billion, one hundred one million, two hundred fourteen thousand, one hundred twenty-one".