212151162300 has 288 divisors, whose sum is σ = 774514427904. Its totient is φ = 43551840000.

The previous prime is 212151162281. The next prime is 212151162359. The reversal of 212151162300 is 3261151212.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 1861975 + ... + 1972625.

It is an arithmetic number, because the mean of its divisors is an integer number (2689286208).

Almost surely, 2^212151162300 is an apocalyptic number.

212151162300 is a gapful number since it is divisible by the number (20) 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 212151162300, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (387257213952).

212151162300 is an abundant number, since it is smaller than the sum of its proper divisors (562363265604).

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

212151162300 is a wasteful number, since it uses less digits than its factorization.

212151162300 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 110769 (or 110762 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 24.

The spelling of 212151162300 in words is "two hundred twelve billion, one hundred fifty-one million, one hundred sixty-two thousand, three hundred".