212121102303379 has 2 divisors, whose sum is σ = 212121102303380. Its totient is φ = 212121102303378.

The previous prime is 212121102303293. The next prime is 212121102303389. The reversal of 212121102303379 is 973303201121212.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 212121102303379 - 2²¹ = 212121100206227 is a prime.

It is a super-3 number, since 3×212121102303379³ (a number of 44 digits) contains 333 as substring.

It is not a weakly prime, because it can be changed into another prime (212121102303389) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106060551151689 + 106060551151690.

It is an arithmetic number, because the mean of its divisors is an integer number (106060551151690).

Almost surely, 2^{212121102303379} is an apocalyptic number.

212121102303379 is a deficient number, since it is larger than the sum of its proper divisors (1).

212121102303379 is an equidigital number, since it uses as much as digits as its factorization.

212121102303379 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 27216, while the sum is 37.

The spelling of 212121102303379 in words is "two hundred twelve trillion, one hundred twenty-one billion, one hundred two million, three hundred three thousand, three hundred seventy-nine".