212355101553212 has 12 divisors (see below), whose sum is σ = 371621634960576. Its totient is φ = 106177491564480.

The previous prime is 212355101553191. The next prime is 212355101553227.

212355101553212 is nontrivially palindromic in base 10.

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, 6174989 + ... + 21513732.

It is an arithmetic number, because the mean of its divisors is an integer number (30968469580048).

Almost surely, 2^{212355101553212} is an apocalyptic number.

It is an amenable number.

212355101553212 is a deficient number, since it is larger than the sum of its proper divisors (159266533407364).

212355101553212 is a wasteful number, since it uses less digits than its factorization.

212355101553212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29606068 (or 29606066 counting only the distinct ones).

The product of its (nonzero) digits is 90000, while the sum is 38.

It can be divided in two parts, 21235510 and 1553212, that added together give a palindrome (22788722).

The spelling of 212355101553212 in words is "two hundred twelve trillion, three hundred fifty-five billion, one hundred one million, five hundred fifty-three thousand, two hundred twelve".