212091390962 has 32 divisors (see below), whose sum is σ = 350724294144. Its totient is φ = 95388192000.

The previous prime is 212091390949. The next prime is 212091391003. The reversal of 212091390962 is 269093190212.

It is a happy number.

212091390962 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Smith number, since the sum of its digits (44) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax 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 15 ways as a sum of consecutive naturals, for example, 3451418 + ... + 3512330.

It is an arithmetic number, because the mean of its divisors is an integer number (10960134192).

Almost surely, 2^212091390962 is an apocalyptic number.

212091390962 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

212091390962 is a deficient number, since it is larger than the sum of its proper divisors (138632903182).

212091390962 is a wasteful number, since it uses less digits than its factorization.

212091390962 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 62594.

The product of its (nonzero) digits is 104976, while the sum is 44.

The spelling of 212091390962 in words is "two hundred twelve billion, ninety-one million, three hundred ninety thousand, nine hundred sixty-two".