212254411356 has 36 divisors (see below), whose sum is σ = 577803676632. Its totient is φ = 65309049504.

The previous prime is 212254411349. The next prime is 212254411367. The reversal of 212254411356 is 653114452212.

212254411356 is a `hidden beast` number, since 2 + 12 + 254 + 41 + 1 + 356 = 666.

212254411356 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (36).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a self number, because there is not a number n which added to its sum of digits gives 212254411356.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 226767066 + ... + 226768001.

Almost surely, 2^212254411356 is an apocalyptic number.

212254411356 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

It is an amenable number.

212254411356 is an abundant number, since it is smaller than the sum of its proper divisors (365549265276).

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

212254411356 is a wasteful number, since it uses less digits than its factorization.

212254411356 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 453535090 (or 453535085 counting only the distinct ones).

The product of its digits is 57600, while the sum is 36.

Adding to 212254411356 its reverse (653114452212), we get a palindrome (865368863568).

The spelling of 212254411356 in words is "two hundred twelve billion, two hundred fifty-four million, four hundred eleven thousand, three hundred fifty-six".