5501212051 has 4 divisors (see below), whose sum is σ = 5510746792. Its totient is φ = 5491677312.

The previous prime is 5501212049. The next prime is 5501212091. The reversal of 5501212051 is 1502121055.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 1502121055 = 5 ⋅300424211.

It is a cyclic number.

It is not a de Polignac number, because 5501212051 - 2¹ = 5501212049 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5501212001) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4766505 + ... + 4767658.

It is an arithmetic number, because the mean of its divisors is an integer number (1377686698).

Almost surely, 2^5501212051 is an apocalyptic number.

5501212051 is a deficient number, since it is larger than the sum of its proper divisors (9534741).

5501212051 is an equidigital number, since it uses as much as digits as its factorization.

5501212051 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9534740.

The product of its (nonzero) digits is 500, while the sum is 22.

The square root of 5501212051 is about 74170.1560669789. The cubic root of 5501212051 is about 1765.3038236614.

The spelling of 5501212051 in words is "five billion, five hundred one million, two hundred twelve thousand, fifty-one".