2102245007677 has 2 divisors, whose sum is σ = 2102245007678. Its totient is φ = 2102245007676.

The previous prime is 2102245007671. The next prime is 2102245007683. The reversal of 2102245007677 is 7767005422012.

It is a balanced prime because it is at equal distance from previous prime (2102245007671) and next prime (2102245007683).

It can be written as a sum of positive squares in only one way, i.e., 1992899713401 + 109345294276 = 1411701^2 + 330674^2 .

It is a cyclic number.

It is not a de Polignac number, because 2102245007677 - 2¹⁵ = 2102244974909 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2102245007671) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1051122503838 + 1051122503839.

It is an arithmetic number, because the mean of its divisors is an integer number (1051122503839).

Almost surely, 2^{2102245007677} is an apocalyptic number.

It is an amenable number.

2102245007677 is a deficient number, since it is larger than the sum of its proper divisors (1).

2102245007677 is an equidigital number, since it uses as much as digits as its factorization.

2102245007677 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 329280, while the sum is 43.

The spelling of 2102245007677 in words is "two trillion, one hundred two billion, two hundred forty-five million, seven thousand, six hundred seventy-seven".