201324123022 has 16 divisors (see below), whose sum is σ = 333141044400. Its totient is φ = 90482751040.

The previous prime is 201324122977. The next prime is 201324123029. The reversal of 201324123022 is 220321423102.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is a junction number, because it is equal to n+sod(n) for n = 201324122984 and 201324123002.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (201324123029) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 51408697 + ... + 51412612.

It is an arithmetic number, because the mean of its divisors is an integer number (20821315275).

Almost surely, 2^201324123022 is an apocalyptic number.

201324123022 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

201324123022 is a deficient number, since it is larger than the sum of its proper divisors (131816921378).

201324123022 is a wasteful number, since it uses less digits than its factorization.

201324123022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 102821411.

The product of its (nonzero) digits is 1152, while the sum is 22.

Adding to 201324123022 its reverse (220321423102), we get a palindrome (421645546124).

The spelling of 201324123022 in words is "two hundred one billion, three hundred twenty-four million, one hundred twenty-three thousand, twenty-two".