2122111099387 has 2 divisors, whose sum is σ = 2122111099388. Its totient is φ = 2122111099386.

The previous prime is 2122111099351. The next prime is 2122111099439. The reversal of 2122111099387 is 7839901112212.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2122111099387 - 2²³ = 2122102710779 is a prime.

It is not a weakly prime, because it can be changed into another prime (2122111099987) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1061055549693 + 1061055549694.

It is an arithmetic number, because the mean of its divisors is an integer number (1061055549694).

Almost surely, 2^{2122111099387} is an apocalyptic number.

2122111099387 is a deficient number, since it is larger than the sum of its proper divisors (1).

2122111099387 is an equidigital number, since it uses as much as digits as its factorization.

2122111099387 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 108864, while the sum is 46.

The spelling of 2122111099387 in words is "two trillion, one hundred twenty-two billion, one hundred eleven million, ninety-nine thousand, three hundred eighty-seven".