212011001211983 has 8 divisors (see below), whose sum is σ = 215487190548720. Its totient is φ = 208534831202880.

The previous prime is 212011001211979. The next prime is 212011001212007. The reversal of 212011001211983 is 389112100110212.

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

It is a cyclic number.

It is not a de Polignac number, because 212011001211983 - 2² = 212011001211979 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 (212011001216983) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18177548 + ... + 27467166.

It is an arithmetic number, because the mean of its divisors is an integer number (26935898818590).

Almost surely, 2^{212011001211983} is an apocalyptic number.

212011001211983 is a deficient number, since it is larger than the sum of its proper divisors (3476189336737).

212011001211983 is an equidigital number, since it uses as much as digits as its factorization.

212011001211983 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9663817.

The product of its (nonzero) digits is 1728, while the sum is 32.

The spelling of 212011001211983 in words is "two hundred twelve trillion, eleven billion, one million, two hundred eleven thousand, nine hundred eighty-three".