2120105553463 has 2 divisors, whose sum is σ = 2120105553464. Its totient is φ = 2120105553462.

The previous prime is 2120105553359. The next prime is 2120105553473. The reversal of 2120105553463 is 3643555010212.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2120105553463 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2120105553473) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1060052776731 + 1060052776732.

It is an arithmetic number, because the mean of its divisors is an integer number (1060052776732).

Almost surely, 2^{2120105553463} is an apocalyptic number.

2120105553463 is a deficient number, since it is larger than the sum of its proper divisors (1).

2120105553463 is an equidigital number, since it uses as much as digits as its factorization.

2120105553463 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 108000, while the sum is 37.

The spelling of 2120105553463 in words is "two trillion, one hundred twenty billion, one hundred five million, five hundred fifty-three thousand, four hundred sixty-three".