900102200993 has 2 divisors, whose sum is σ = 900102200994. Its totient is φ = 900102200992.

The previous prime is 900102200929. The next prime is 900102201071. The reversal of 900102200993 is 399002201009.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 862414967569 + 37687233424 = 928663^2 + 194132^2 .

It is a cyclic number.

It is not a de Polignac number, because 900102200993 - 2⁶ = 900102200929 is a prime.

It is not a weakly prime, because it can be changed into another prime (900102200903) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 450051100496 + 450051100497.

It is an arithmetic number, because the mean of its divisors is an integer number (450051100497).

Almost surely, 2^900102200993 is an apocalyptic number.

It is an amenable number.

900102200993 is a deficient number, since it is larger than the sum of its proper divisors (1).

900102200993 is an equidigital number, since it uses as much as digits as its factorization.

900102200993 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 8748, while the sum is 35.

The spelling of 900102200993 in words is "nine hundred billion, one hundred two million, two hundred thousand, nine hundred ninety-three".