102211200000073 has 2 divisors, whose sum is σ = 102211200000074. Its totient is φ = 102211200000072.

The previous prime is 102211200000061. The next prime is 102211200000113. The reversal of 102211200000073 is 370000002112201.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 81100777326409 + 21110422673664 = 9005597^2 + 4594608^2 .

It is a cyclic number.

It is not a de Polignac number, because 102211200000073 - 2¹³ = 102211199991881 is a prime.

It is not a weakly prime, because it can be changed into another prime (102211200000023) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51105600000036 + 51105600000037.

It is an arithmetic number, because the mean of its divisors is an integer number (51105600000037).

Almost surely, 2^{102211200000073} is an apocalyptic number.

It is an amenable number.

102211200000073 is a deficient number, since it is larger than the sum of its proper divisors (1).

102211200000073 is an equidigital number, since it uses as much as digits as its factorization.

102211200000073 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 168, while the sum is 19.

Adding to 102211200000073 its reverse (370000002112201), we get a palindrome (472211202112274).

The spelling of 102211200000073 in words is "one hundred two trillion, two hundred eleven billion, two hundred million, seventy-three", and thus it is an aban number.