213102032021233 has 4 divisors (see below), whose sum is σ = 213140728600560. Its totient is φ = 213063335441908.

The previous prime is 213102032021209. The next prime is 213102032021237. The reversal of 213102032021233 is 332120230201312.

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 213102032021233 - 2⁵ = 213102032021201 is a prime.

It is a super-2 number, since 2×213102032021233² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 213102032021198 and 213102032021207.

It is not an unprimeable number, because it can be changed into a prime (213102032021237) 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, 19348281403 + ... + 19348292416.

It is an arithmetic number, because the mean of its divisors is an integer number (53285182150140).

Almost surely, 2^{213102032021233} is an apocalyptic number.

It is an amenable number.

213102032021233 is a deficient number, since it is larger than the sum of its proper divisors (38696579327).

213102032021233 is an equidigital number, since it uses as much as digits as its factorization.

213102032021233 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38696579326.

The product of its (nonzero) digits is 2592, while the sum is 25.

Adding to 213102032021233 its reverse (332120230201312), we get a palindrome (545222262222545).

The spelling of 213102032021233 in words is "two hundred thirteen trillion, one hundred two billion, thirty-two million, twenty-one thousand, two hundred thirty-three".