49212012203 has 4 divisors (see below), whose sum is σ = 49268127120. Its totient is φ = 49155897288.

The previous prime is 49212012197. The next prime is 49212012247. The reversal of 49212012203 is 30221021294.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-49212012203 is a prime.

It is a super-3 number, since 3×49212012203³ (a number of 33 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (49212612203) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 28056143 + ... + 28057896.

It is an arithmetic number, because the mean of its divisors is an integer number (12317031780).

Almost surely, 2^49212012203 is an apocalyptic number.

49212012203 is a deficient number, since it is larger than the sum of its proper divisors (56114917).

49212012203 is an equidigital number, since it uses as much as digits as its factorization.

49212012203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56114916.

The product of its (nonzero) digits is 1728, while the sum is 26.

Adding to 49212012203 its reverse (30221021294), we get a palindrome (79433033497).

The spelling of 49212012203 in words is "forty-nine billion, two hundred twelve million, twelve thousand, two hundred three".