212602031140 has 48 divisors (see below), whose sum is σ = 448864222464. Its totient is φ = 84584736000.

The previous prime is 212602031101. The next prime is 212602031141. The reversal of 212602031140 is 41130206212.

It is not an unprimeable number, because it can be changed into a prime (212602031141) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3224787 + ... + 3290053.

It is an arithmetic number, because the mean of its divisors is an integer number (9351337968).

Almost surely, 2^212602031140 is an apocalyptic number.

212602031140 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

212602031140 is an abundant number, since it is smaller than the sum of its proper divisors (236262191324).

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

212602031140 is a wasteful number, since it uses less digits than its factorization.

212602031140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 66148 (or 66146 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 22.

Adding to 212602031140 its reverse (41130206212), we get a palindrome (253732237352).

The spelling of 212602031140 in words is "two hundred twelve billion, six hundred two million, thirty-one thousand, one hundred forty".