102000201001 has 4 divisors (see below), whose sum is σ = 102278131072. Its totient is φ = 101722270932.

The previous prime is 102000200963. The next prime is 102000201011. The reversal of 102000201001 is 100102000201.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 102000201001 - 2¹³ = 102000192809 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (102000201011) 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, 138964485 + ... + 138965218.

It is an arithmetic number, because the mean of its divisors is an integer number (25569532768).

Almost surely, 2^102000201001 is an apocalyptic number.

It is an amenable number.

102000201001 is a deficient number, since it is larger than the sum of its proper divisors (277930071).

102000201001 is an equidigital number, since it uses as much as digits as its factorization.

102000201001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 277930070.

The product of its (nonzero) digits is 4, while the sum is 7.

Adding to 102000201001 its reverse (100102000201), we get a palindrome (202102201202).

The spelling of 102000201001 in words is "one hundred two billion, two hundred one thousand, one".