21133103030032 has 80 divisors (see below), whose sum is σ = 49295593114240. Its totient is φ = 8573740959744.

The previous prime is 21133103029967. The next prime is 21133103030041. The reversal of 21133103030032 is 23003030133112.

It is a junction number, because it is equal to n+sod(n) for n = 21133103029985 and 21133103030012.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1068423 + ... + 6588454.

It is an arithmetic number, because the mean of its divisors is an integer number (616194913928).

Almost surely, 2^{21133103030032} is an apocalyptic number.

It is an amenable number.

21133103030032 is an abundant number, since it is smaller than the sum of its proper divisors (28162490084208).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

21133103030032 is a wasteful number, since it uses less digits than its factorization.

21133103030032 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7658208 (or 7658202 counting only the distinct ones).

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

Adding to 21133103030032 its reverse (23003030133112), we get a palindrome (44136133163144).

The spelling of 21133103030032 in words is "twenty-one trillion, one hundred thirty-three billion, one hundred three million, thirty thousand, thirty-two".