331122112201021 has 8 divisors (see below), whose sum is σ = 331318173795840. Its totient is φ = 330926079216912.

The previous prime is 331122112200967. The next prime is 331122112201039. The reversal of 331122112201021 is 120102211221133.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-331122112201021 is a prime.

It is a super-2 number, since 2×331122112201021² (a number of 30 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 = 331122112200983 and 331122112201001.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (331122112201081) 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, 16023120 + ... + 30314758.

It is an arithmetic number, because the mean of its divisors is an integer number (41414771724480).

Almost surely, 2^{331122112201021} is an apocalyptic number.

It is an amenable number.

331122112201021 is a deficient number, since it is larger than the sum of its proper divisors (196061594819).

331122112201021 is a wasteful number, since it uses less digits than its factorization.

331122112201021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14305355.

The product of its (nonzero) digits is 288, while the sum is 22.

Adding to 331122112201021 its reverse (120102211221133), we get a palindrome (451224323422154).

It can be divided in two parts, 331122112 and 201021, that added together give a palindrome (331323133).

The spelling of 331122112201021 in words is "three hundred thirty-one trillion, one hundred twenty-two billion, one hundred twelve million, two hundred one thousand, twenty-one".