21030033201133 has 4 divisors (see below), whose sum is σ = 22941854401248. Its totient is φ = 19118212001020.

The previous prime is 21030033201119. The next prime is 21030033201139. The reversal of 21030033201133 is 33110233003012.

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 not a de Polignac number, because 21030033201133 - 2³⁷ = 20892594247661 is a prime.

It is a super-3 number, since 3×21030033201133³ (a number of 41 digits) contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (21030033201139) 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, 955910600041 + ... + 955910600062.

It is an arithmetic number, because the mean of its divisors is an integer number (5735463600312).

Almost surely, 2^{21030033201133} is an apocalyptic number.

It is an amenable number.

21030033201133 is a deficient number, since it is larger than the sum of its proper divisors (1911821200115).

21030033201133 is a wasteful number, since it uses less digits than its factorization.

21030033201133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1911821200114.

The product of its (nonzero) digits is 972, while the sum is 22.

Adding to 21030033201133 its reverse (33110233003012), we get a palindrome (54140266204145).

It can be divided in two parts, 210300 and 33201133, that added together give a palindrome (33411433).

The spelling of 21030033201133 in words is "twenty-one trillion, thirty billion, thirty-three million, two hundred one thousand, one hundred thirty-three".