212212002000 has 160 divisors (see below), whose sum is σ = 687954968064. Its totient is φ = 56276928000.

The previous prime is 212212001999. The next prime is 212212002029. The reversal of 212212002000 is 200212212.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 988297 + ... + 1183703.

Almost surely, 2^212212002000 is an apocalyptic number.

212212002000 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 212212002000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (343977484032).

212212002000 is an abundant number, since it is smaller than the sum of its proper divisors (475742966064).

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

212212002000 is a wasteful number, since it uses less digits than its factorization.

212212002000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 195614 (or 195598 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 12.

Adding to 212212002000 its reverse (200212212), we get a palindrome (212412214212).

The spelling of 212212002000 in words is "two hundred twelve billion, two hundred twelve million, two thousand".