201342231022 has 16 divisors (see below), whose sum is σ = 303325582032. Its totient is φ = 100233866880.

The previous prime is 201342231017. The next prime is 201342231023. The reversal of 201342231022 is 220132243102.

It is a junction number, because it is equal to n+sod(n) for n = 201342230984 and 201342231002.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (201342231023) 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, 2616448 + ... + 2692300.

It is an arithmetic number, because the mean of its divisors is an integer number (18957848877).

Almost surely, 2^201342231022 is an apocalyptic number.

201342231022 is a deficient number, since it is larger than the sum of its proper divisors (101983351010).

201342231022 is a wasteful number, since it uses less digits than its factorization.

201342231022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 81603.

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

Adding to 201342231022 its reverse (220132243102), we get a palindrome (421474474124).

The spelling of 201342231022 in words is "two hundred one billion, three hundred forty-two million, two hundred thirty-one thousand, twenty-two".