5312213100 has 108 divisors (see below), whose sum is σ = 16803907120. Its totient is φ = 1403568000.

The previous prime is 5312213083. The next prime is 5312213119. The reversal of 5312213100 is 13122135.

5312213100 is a `hidden beast` number, since 531 + 2 + 2 + 131 + 0 + 0 = 666.

It is a super-2 number, since 2×5312213100² = 56439216039623220000, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 71025 + ... + 125175.

Almost surely, 2^5312213100 is an apocalyptic number.

5312213100 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 5312213100, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8401953560).

5312213100 is an abundant number, since it is smaller than the sum of its proper divisors (11491694020).

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

5312213100 is a wasteful number, since it uses less digits than its factorization.

5312213100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54280 (or 54270 counting only the distinct ones).

The product of its (nonzero) digits is 180, while the sum is 18.

The square root of 5312213100 is about 72884.9305412305. The cubic root of 5312213100 is about 1744.8516005305.

Adding to 5312213100 its reverse (13122135), we get a palindrome (5325335235).

The spelling of 5312213100 in words is "five billion, three hundred twelve million, two hundred thirteen thousand, one hundred".