2120110323091 has 2 divisors, whose sum is σ = 2120110323092. Its totient is φ = 2120110323090.

The previous prime is 2120110323061. The next prime is 2120110323119. The reversal of 2120110323091 is 1903230110212.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2120110323091 - 2¹⁹ = 2120109798803 is a prime.

It is not a weakly prime, because it can be changed into another prime (2120110323061) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1060055161545 + 1060055161546.

It is an arithmetic number, because the mean of its divisors is an integer number (1060055161546).

Almost surely, 2^{2120110323091} is an apocalyptic number.

2120110323091 is a deficient number, since it is larger than the sum of its proper divisors (1).

2120110323091 is an equidigital number, since it uses as much as digits as its factorization.

2120110323091 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 648, while the sum is 25.

The spelling of 2120110323091 in words is "two trillion, one hundred twenty billion, one hundred ten million, three hundred twenty-three thousand, ninety-one".