212303211198 has 64 divisors (see below), whose sum is σ = 466060718592. Its totient is φ = 64068900480.

The previous prime is 212303211187. The next prime is 212303211209. The reversal of 212303211198 is 891112303212.

It is an interprime number because it is at equal distance from previous prime (212303211187) and next prime (212303211209).

It is a Curzon number.

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, 14507161 + ... + 14521787.

It is an arithmetic number, because the mean of its divisors is an integer number (7282198728).

Almost surely, 2^212303211198 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 212303211198, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (233030359296).

212303211198 is an abundant number, since it is smaller than the sum of its proper divisors (253757507394).

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

212303211198 is a wasteful number, since it uses less digits than its factorization.

212303211198 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18209.

The product of its (nonzero) digits is 5184, while the sum is 33.

The spelling of 212303211198 in words is "two hundred twelve billion, three hundred three million, two hundred eleven thousand, one hundred ninety-eight".