212202013100 has 72 divisors (see below), whose sum is σ = 574102921728. Its totient is φ = 66140884800.

The previous prime is 212202013081. The next prime is 212202013141. The reversal of 212202013100 is 1310202212.

It is a happy number.

It is a super-2 number, since 2×212202013100² (a number of 23 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (14).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 13771652 + ... + 13787051.

Almost surely, 2^212202013100 is an apocalyptic number.

212202013100 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

212202013100 is an abundant number, since it is smaller than the sum of its proper divisors (361900908628).

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

212202013100 is a wasteful number, since it uses less digits than its factorization.

212202013100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27558735 (or 27558728 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 14.

Adding to 212202013100 its reverse (1310202212), we get a palindrome (213512215312).

The spelling of 212202013100 in words is "two hundred twelve billion, two hundred two million, thirteen thousand, one hundred".