5551140221112 has 64 divisors (see below), whose sum is σ = 13896371335680. Its totient is φ = 1847911185792.

The previous prime is 5551140221083. The next prime is 5551140221113. The reversal of 5551140221112 is 2111220411555.

It is a self number, because there is not a number n which added to its sum of digits gives 5551140221112.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5551140221113) 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, 322600813 + ... + 322618019.

It is an arithmetic number, because the mean of its divisors is an integer number (217130802120).

Almost surely, 2^{5551140221112} is an apocalyptic number.

It is an amenable number.

5551140221112 is an abundant number, since it is smaller than the sum of its proper divisors (8345231114568).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

5551140221112 is a wasteful number, since it uses less digits than its factorization.

5551140221112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34372 (or 34368 counting only the distinct ones).

The product of its (nonzero) digits is 4000, while the sum is 30.

Adding to 5551140221112 its reverse (2111220411555), we get a palindrome (7662360632667).

The spelling of 5551140221112 in words is "five trillion, five hundred fifty-one billion, one hundred forty million, two hundred twenty-one thousand, one hundred twelve".