212112002211011 has 4 divisors (see below), whose sum is σ = 242413716812592. Its totient is φ = 181810287609432.

The previous prime is 212112002210989. The next prime is 212112002211029. The reversal of 212112002211011 is 110112200211212.

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

It is a cyclic number.

It is not a de Polignac number, because 212112002211011 - 2⁴⁶ = 141743258033347 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (212112002211091) 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, 15150857300780 + ... + 15150857300793.

It is an arithmetic number, because the mean of its divisors is an integer number (60603429203148).

Almost surely, 2^{212112002211011} is an apocalyptic number.

212112002211011 is a deficient number, since it is larger than the sum of its proper divisors (30301714601581).

212112002211011 is an equidigital number, since it uses as much as digits as its factorization.

212112002211011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30301714601580.

The product of its (nonzero) digits is 32, while the sum is 17.

Adding to 212112002211011 its reverse (110112200211212), we get a palindrome (322224202422223).

The spelling of 212112002211011 in words is "two hundred twelve trillion, one hundred twelve billion, two million, two hundred eleven thousand, eleven".