45212245211 has 8 divisors (see below), whose sum is σ = 52172799744. Its totient is φ = 38377106280.

The previous prime is 45212245139. The next prime is 45212245223. The reversal of 45212245211 is 11254221254.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 45212245211 - 2³⁴ = 28032376027 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (45212245261) 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 7 ways as a sum of consecutive naturals, for example, 31353125 + ... + 31354566.

It is an arithmetic number, because the mean of its divisors is an integer number (6521599968).

Almost surely, 2^45212245211 is an apocalyptic number.

45212245211 is a deficient number, since it is larger than the sum of its proper divisors (6960554533).

45212245211 is a wasteful number, since it uses less digits than its factorization.

45212245211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 62707801.

The product of its digits is 6400, while the sum is 29.

Adding to 45212245211 its reverse (11254221254), we get a palindrome (56466466465).

The spelling of 45212245211 in words is "forty-five billion, two hundred twelve million, two hundred forty-five thousand, two hundred eleven".