211142023399 has 2 divisors, whose sum is σ = 211142023400. Its totient is φ = 211142023398.

The previous prime is 211142023397. The next prime is 211142023423. The reversal of 211142023399 is 993320241112.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 211142023399 - 2¹ = 211142023397 is a prime.

Together with 211142023397, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (211142023397) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 105571011699 + 105571011700.

It is an arithmetic number, because the mean of its divisors is an integer number (105571011700).

Almost surely, 2^211142023399 is an apocalyptic number.

211142023399 is a deficient number, since it is larger than the sum of its proper divisors (1).

211142023399 is an equidigital number, since it uses as much as digits as its factorization.

211142023399 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 23328, while the sum is 37.

The spelling of 211142023399 in words is "two hundred eleven billion, one hundred forty-two million, twenty-three thousand, three hundred ninety-nine".