212233403124120 has 64 divisors (see below), whose sum is σ = 727657382142720. Its totient is φ = 48510492142464.

The previous prime is 212233403124109. The next prime is 212233403124139. The reversal of 212233403124120 is 21421304332212.

It is a happy number.

It is a super-2 number, since 2×212233403124120² (a number of 29 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 126329405782 + ... + 126329407461.

It is an arithmetic number, because the mean of its divisors is an integer number (11369646595980).

Almost surely, 2^{212233403124120} is an apocalyptic number.

212233403124120 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

212233403124120 is an abundant number, since it is smaller than the sum of its proper divisors (515423979018600).

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

212233403124120 is a wasteful number, since it uses less digits than its factorization.

212233403124120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 252658813264 (or 252658813260 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 30.

Adding to 212233403124120 its reverse (21421304332212), we get a palindrome (233654707456332).

The spelling of 212233403124120 in words is "two hundred twelve trillion, two hundred thirty-three billion, four hundred three million, one hundred twenty-four thousand, one hundred twenty".