213234001023 has 16 divisors (see below), whose sum is σ = 294129658080. Its totient is φ = 137247632256.

The previous prime is 213234001003. The next prime is 213234001031. The reversal of 213234001023 is 320100432312.

It is not a de Polignac number, because 213234001023 - 2²⁹ = 212697130111 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (213234001003) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2416761 + ... + 2503437.

It is an arithmetic number, because the mean of its divisors is an integer number (18383103630).

Almost surely, 2^213234001023 is an apocalyptic number.

213234001023 is a deficient number, since it is larger than the sum of its proper divisors (80895657057).

213234001023 is a wasteful number, since it uses less digits than its factorization.

213234001023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 114986.

The product of its (nonzero) digits is 864, while the sum is 21.

Adding to 213234001023 its reverse (320100432312), we get a palindrome (533334433335).

The spelling of 213234001023 in words is "two hundred thirteen billion, two hundred thirty-four million, one thousand, twenty-three".