5421521110 has 16 divisors (see below), whose sum is σ = 9766332000. Its totient is φ = 2166920896.

The previous prime is 5421521101. The next prime is 5421521113. The reversal of 5421521110 is 111251245.

It is a super-2 number, since 2×5421521110² = 58785782292351264200, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5421521113) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 197410 + ... + 223189.

It is an arithmetic number, because the mean of its divisors is an integer number (610395750).

Almost surely, 2^5421521110 is an apocalyptic number.

5421521110 is a deficient number, since it is larger than the sum of its proper divisors (4344810890).

5421521110 is a wasteful number, since it uses less digits than its factorization.

5421521110 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 421895.

The product of its (nonzero) digits is 400, while the sum is 22.

The square root of 5421521110 is about 73630.9792818213. The cubic root of 5421521110 is about 1756.7382241978.

Adding to 5421521110 its reverse (111251245), we get a palindrome (5532772355).

The spelling of 5421521110 in words is "five billion, four hundred twenty-one million, five hundred twenty-one thousand, one hundred ten".