102001021133 has 4 divisors (see below), whose sum is σ = 111273841248. Its totient is φ = 92728201020.

The previous prime is 102001021127. The next prime is 102001021141. The reversal of 102001021133 is 331120100201.

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 102001021133 - 2¹⁰ = 102001020109 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102001021123) 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, 4636410041 + ... + 4636410062.

It is an arithmetic number, because the mean of its divisors is an integer number (27818460312).

Almost surely, 2^102001021133 is an apocalyptic number.

It is an amenable number.

102001021133 is a deficient number, since it is larger than the sum of its proper divisors (9272820115).

102001021133 is an equidigital number, since it uses as much as digits as its factorization.

102001021133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9272820114.

The product of its (nonzero) digits is 36, while the sum is 14.

Adding to 102001021133 its reverse (331120100201), we get a palindrome (433121121334).

The spelling of 102001021133 in words is "one hundred two billion, one million, twenty-one thousand, one hundred thirty-three".