1012001200097 has 4 divisors (see below), whose sum is σ = 1012597548996. Its totient is φ = 1011404851200.

The previous prime is 1012001200081. The next prime is 1012001200099. The reversal of 1012001200097 is 7900021002101.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 987988288576 + 24012911521 = 993976^2 + 154961^2 .

It is a cyclic number.

It is not a de Polignac number, because 1012001200097 - 2⁴ = 1012001200081 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1012001200099) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 298171904 + ... + 298175297.

It is an arithmetic number, because the mean of its divisors is an integer number (253149387249).

Almost surely, 2^{1012001200097} is an apocalyptic number.

It is an amenable number.

1012001200097 is a deficient number, since it is larger than the sum of its proper divisors (596348899).

1012001200097 is an equidigital number, since it uses as much as digits as its factorization.

1012001200097 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 596348898.

The product of its (nonzero) digits is 252, while the sum is 23.

Adding to 1012001200097 its reverse (7900021002101), we get a palindrome (8912022202198).

The spelling of 1012001200097 in words is "one trillion, twelve billion, one million, two hundred thousand, ninety-seven".