102202000201949 has 2 divisors, whose sum is σ = 102202000201950. Its totient is φ = 102202000201948.

The previous prime is 102202000201927. The next prime is 102202000202023. The reversal of 102202000201949 is 949102000202201.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 57916209472900 + 44285790729049 = 7610270^2 + 6654757^2 .

It is an emirp because it is prime and its reverse (949102000202201) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 102202000201949 - 2¹² = 102202000197853 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (102202000201349) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51101000100974 + 51101000100975.

It is an arithmetic number, because the mean of its divisors is an integer number (51101000100975).

Almost surely, 2^{102202000201949} is an apocalyptic number.

It is an amenable number.

102202000201949 is a deficient number, since it is larger than the sum of its proper divisors (1).

102202000201949 is an equidigital number, since it uses as much as digits as its factorization.

102202000201949 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5184, while the sum is 32.

The spelling of 102202000201949 in words is "one hundred two trillion, two hundred two billion, two hundred one thousand, nine hundred forty-nine".