212011010983 has 4 divisors (see below), whose sum is σ = 212045699088. Its totient is φ = 211976322880.

The previous prime is 212011010977. The next prime is 212011011013. The reversal of 212011010983 is 389010110212.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-212011010983 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (212011010933) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17334883 + ... + 17347108.

It is an arithmetic number, because the mean of its divisors is an integer number (53011424772).

Almost surely, 2^212011010983 is an apocalyptic number.

212011010983 is a deficient number, since it is larger than the sum of its proper divisors (34688105).

212011010983 is an equidigital number, since it uses as much as digits as its factorization.

212011010983 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34688104.

The product of its (nonzero) digits is 864, while the sum is 28.

The spelling of 212011010983 in words is "two hundred twelve billion, eleven million, ten thousand, nine hundred eighty-three".