102201021202001 has 4 divisors (see below), whose sum is σ = 103933241900400. Its totient is φ = 100468800503604.

The previous prime is 102201021201889. The next prime is 102201021202003. The reversal of 102201021202001 is 100202120102201.

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 102201021202001 - 2²² = 102201017007697 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (102201021202003) 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, 866110349111 + ... + 866110349228.

It is an arithmetic number, because the mean of its divisors is an integer number (25983310475100).

Almost surely, 2^{102201021202001} is an apocalyptic number.

It is an amenable number.

102201021202001 is a deficient number, since it is larger than the sum of its proper divisors (1732220698399).

102201021202001 is an equidigital number, since it uses as much as digits as its factorization.

102201021202001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1732220698398.

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 102201021202001 its reverse (100202120102201), we get a palindrome (202403141304202).

The spelling of 102201021202001 in words is "one hundred two trillion, two hundred one billion, twenty-one million, two hundred two thousand, one".