30210022131223 has 4 divisors (see below), whose sum is σ = 32956387779528. Its totient is φ = 27463656482920.

The previous prime is 30210022131193. The next prime is 30210022131241. The reversal of 30210022131223 is 32213122001203.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 30210022131223 - 2²¹ = 30210020034071 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 30210022131194 and 30210022131203.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (30210022131293) 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, 1373182824136 + ... + 1373182824157.

It is an arithmetic number, because the mean of its divisors is an integer number (8239096944882).

Almost surely, 2^{30210022131223} is an apocalyptic number.

30210022131223 is a deficient number, since it is larger than the sum of its proper divisors (2746365648305).

30210022131223 is a wasteful number, since it uses less digits than its factorization.

30210022131223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2746365648304.

The product of its (nonzero) digits is 864, while the sum is 22.

Adding to 30210022131223 its reverse (32213122001203), we get a palindrome (62423144132426).

The spelling of 30210022131223 in words is "thirty trillion, two hundred ten billion, twenty-two million, one hundred thirty-one thousand, two hundred twenty-three".