2121310033079 has 2 divisors, whose sum is σ = 2121310033080. Its totient is φ = 2121310033078.

The previous prime is 2121310033039. The next prime is 2121310033111. The reversal of 2121310033079 is 9703300131212.

It is an a-pointer prime, because the next prime (2121310033111) can be obtained adding 2121310033079 to its sum of digits (32).

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2121310033079 - 2²⁴ = 2121293255863 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2121310033039) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1060655016539 + 1060655016540.

It is an arithmetic number, because the mean of its divisors is an integer number (1060655016540).

Almost surely, 2^{2121310033079} is an apocalyptic number.

2121310033079 is a deficient number, since it is larger than the sum of its proper divisors (1).

2121310033079 is an equidigital number, since it uses as much as digits as its factorization.

2121310033079 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6804, while the sum is 32.

The spelling of 2121310033079 in words is "two trillion, one hundred twenty-one billion, three hundred ten million, thirty-three thousand, seventy-nine".