212013231198 has 8 divisors (see below), whose sum is σ = 424026462408. Its totient is φ = 70671077064.

The previous prime is 212013231187. The next prime is 212013231229. The reversal of 212013231198 is 891132310212.

It is a sphenic number, since it is the product of 3 distinct primes.

212013231198 is an admirable number.

It is a super-2 number, since 2×212013231198² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17667769261 + ... + 17667769272.

It is an arithmetic number, because the mean of its divisors is an integer number (53003307801).

Almost surely, 2^212013231198 is an apocalyptic number.

212013231198 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

212013231198 is a wasteful number, since it uses less digits than its factorization.

212013231198 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35335538538.

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

It can be divided in two parts, 212013 and 231198, that added together give a triangular number (443211 = T₉₄₁).

The spelling of 212013231198 in words is "two hundred twelve billion, thirteen million, two hundred thirty-one thousand, one hundred ninety-eight".