2100119971049 has 2 divisors, whose sum is σ = 2100119971050. Its totient is φ = 2100119971048.

The previous prime is 2100119971039. The next prime is 2100119971097. The reversal of 2100119971049 is 9401799110012.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2085121560025 + 14998411024 = 1443995^2 + 122468^2 .

It is a cyclic number.

It is not a de Polignac number, because 2100119971049 - 2¹² = 2100119966953 is a prime.

It is not a weakly prime, because it can be changed into another prime (2100119971009) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1050059985524 + 1050059985525.

It is an arithmetic number, because the mean of its divisors is an integer number (1050059985525).

Almost surely, 2^{2100119971049} is an apocalyptic number.

It is an amenable number.

2100119971049 is a deficient number, since it is larger than the sum of its proper divisors (1).

2100119971049 is an equidigital number, since it uses as much as digits as its factorization.

2100119971049 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 40824, while the sum is 44.

The spelling of 2100119971049 in words is "two trillion, one hundred billion, one hundred nineteen million, nine hundred seventy-one thousand, forty-nine".